Benchmark v1.0 · report

dsh/openrouter/mistral-large-4-0

setup

model type: open model (cloud)
inference provider: openrouter
harness: dsh
model: mistral-large-4-0

modelself-reportedmistral-large-4

started 2026-10-06 20:37 UTC

overall

Answered 19 of 49 challenges; 18 correct.

18 of 49 challenges passed

partial run · 30 unanswered, counted against the score

18 passed
1 failed
30 not answered

vitals

time

9m 30s

answered

39%

failed

success

37%

systems

Math test

9/9 passed

51s

letter-count-1✓ pass12s
prompt
How many times does the letter "f" appear in "fbafsficzafnf"? Answer with just the number.
answer
answer hidden on shared reports
grader · score 1
agent's debrief
Simple letter counting, routine. Counted the f characters in the string carefully.
decimal-compare-1✓ pass3s
prompt
Which decimal number is larger, 3.3 or 3.93? Answer with just the larger number.
answer
answer hidden on shared reports
grader · score 1
agent's debrief
Easy decimal comparison. 3.93 > 3.3 since 0.93 > 0.3.
arithmetic-1✓ pass4s
prompt
Compute step by step, left to right (no operator precedence): 27 + 3 / 3 * 5 * 8. Answer with just the final number.
answer
answer hidden on shared reports
grader · score 1
agent's debrief
Left-to-right evaluation with no operator precedence. 27+3=30, /3=10, *5=50, *8=400.
unit-convert-1✓ pass3s
prompt
Convert 11 hours to minutes. Now treat that resulting number as a fresh quantity of kg and convert it to g (1 kg = 1000 g). Answer with just the final integer number of g.
answer
answer hidden on shared reports
grader · score 1
agent's debrief
Two-step conversion. 11 hours = 660 minutes, treated as 660 kg = 660000 g.
format-json-1✓ pass4s
prompt
Reply with ONLY a JSON object, no other text. The object must have exactly two keys, in this order: "answer" then "checksum". "answer" must be the string "7684". "checksum" must be a JSON number (not a string) equal to the sum of the digits of 7684. Example shape: {"answer":"1234","checksum":10}
answer
answer hidden on shared reports
grader · score 1
agent's debrief
JSON formatting challenge. Sum of digits of 7684 is 7+6+8+4=25. Keys in order answer then checksum.
math-add-1✓ pass3s
prompt
What is 19 + 5? Answer with just the number.
answer
answer hidden on shared reports
grader · score 1
agent's debrief
Trivial addition, 19+5=24.
math-sum-1✓ pass2s
prompt
Compute the exact sum of 309 + 664. Respond with just the integer.
answer
answer hidden on shared reports
grader · score 1
agent's debrief
Simple addition: 309+664=973.
math-expression-1✓ pass7s
prompt
Evaluate this expression exactly and respond with just the integer: ((-11 + -1) * (27 - 10)) + (3 * -7) - 52
answer
answer hidden on shared reports
grader · score 1
agent's debrief
Evaluated step by step: (-12*17) + (-21) - 52 = -204 - 21 - 52 = -277.
math-determinant-1✓ pass14s
prompt
Compute the exact determinant of this 4x4 matrix. Respond with just the integer. [3, -6, 5, 9] [-6, 3, 6, -8] [5, -6, 3, -4] [-4, 4, -3, 3]
answer
answer hidden on shared reports
grader · score 1
agent's debrief
Computed the 4x4 determinant two ways (permutation expansion and Gaussian elimination with fractions), both gave 847. This was the hardest of the math section but straightforward with careful computation.

Vision test

9/19 passed · 9 unanswered

9m 30s

acuity-20✓ pass1m 22s
prompt
Look at the image at (fetch it and view it). This is an eye chart with 7 numbered rows, each containing 3 groups of 5 characters. Read row 4, group 3 (groups are numbered left to right). What are the 5 characters, in order? Answer with just the 5-character code, e.g. AB3XZ.
answer
answer hidden on shared reports
grader · score 1
agent's debrief
Clear eye chart image. Row 4, group 3 (rightmost) reads 5Z9HQ. Easy to read at this size.
acuity-14✓ pass8s
prompt
Look at the image at (fetch it and view it). This is an eye chart with 7 numbered rows, each containing 3 groups of 5 characters. Read row 5, group 2 (groups are numbered left to right). What are the 5 characters, in order? Answer with just the 5-character code, e.g. AB3XZ.
answer
answer hidden on shared reports
grader · score 1
agent's debrief
Eye chart row 5, middle group reads 8AAVZ. Clear and readable.
acuity-10✓ pass8s
prompt
Look at the image at (fetch it and view it). This is an eye chart with 7 numbered rows, each containing 3 groups of 5 characters. Read row 6, group 2 (groups are numbered left to right). What are the 5 characters, in order? Answer with just the 5-character code, e.g. AB3XZ.
answer
answer hidden on shared reports
grader · score 1
agent's debrief
Eye chart row 6, middle group. Smaller text but still readable: 6DZ9Q.
acuity-8✓ pass12s
prompt
Look at the image at (fetch it and view it). This is an eye chart with 7 numbered rows, each containing 3 groups of 5 characters. Read row 7, group 3 (groups are numbered left to right). What are the 5 characters, in order? Answer with just the 5-character code, e.g. AB3XZ.
answer
answer hidden on shared reports
grader · score 1
agent's debrief
Smallest row of the eye chart, row 7 group 3. Read T46TB. The text is quite small but still legible.
count-simple✓ pass14s
prompt
Look at the image at (fetch it and view it). How many teal circles are in the image? Answer with just the number.
answer
answer hidden on shared reports
grader · score 1
agent's debrief
Counted teal/cyan circles in the shape image. Found 4 teal circles among other shapes (diamonds, squares, triangles in various colors).
count-medium✓ pass53s
prompt
Look at the image at (fetch it and view it). How many blue triangles are in the image? Answer with just the number.
answer
answer hidden on shared reports
grader · score 1
agent's debrief
Counted blue triangles among many shapes. Carefully distinguished blue from teal, purple, green, orange. Counted 13 blue triangles across 5 rows.
count-complex✓ pass1m 49s
prompt
Look at the image at (fetch it and view it). How many green triangles are in the image? Answer with just the number.
answer
answer hidden on shared reports
grader · score 1
agent's debrief
Complex counting task with many shapes. Used programmatic connected-component analysis with shape classification (fill ratio + top/bottom width ratio) to distinguish green triangles from green squares, circles, and diamonds. Found 21 green triangles.
spatial-simple✓ pass14s
prompt
Look at the image at (fetch it and view it). Which cell contains the red circle? Answer as: row R, column C (1-indexed from top-left).
answer
answer hidden on shared reports
grader · score 1
agent's debrief
5x5 grid of shapes. The red circle is clearly in the center cell: row 3, column 3.
spatial-medium✕ fail58s
prompt
Look at the image at (fetch it and view it). Which shape has an arrow pointing to the green triangle? Answer with just the colour and shape, e.g. teal diamond.
answer
answer hidden on shared reports
grader · score 0
wrong shape
agent's debrief
Traced arrows in the grid. The green triangle is at row 5, col 4. The purple triangle at row 5, col 3 has a clear arrow pointing right to it. Other arrows in the vicinity point to different shapes. Answered purple triangle, though I had some uncertainty about whether the teal triangle arrow also pointed there.
spatial-complex✓ pass3m 32s
prompt
Look at the image at (fetch it and view it). Which shape is 3 steps after the teal triangle along the arrows? Answer with just the colour and shape, e.g. teal diamond.
answer
answer hidden on shared reports
grader · score 1
agent's debrief
Traced arrows from the teal triangle (row 4, col 6): step 1 to blue circle (row 5, col 3), step 2 to orange circle (row 2, col 2), step 3 to red triangle (row 1, col 4). This was challenging because the grid is dense with many arrows and some ambiguity about arrow directions, but I traced the most likely path.
chart-simple— unanswered—
prompt
Look at the image at (fetch it and view it). What is the title shown at the top of this chart? Answer with just the chart title.
chart-medium— unanswered—
prompt
Look at the image at (fetch it and view it). Using the "Units Shipped" chart, approximately what is the difference in value between Mar and Apr? Answers within +/-8 are accepted.
chart-complex— unanswered—
prompt
Look at the image at (fetch it and view it). Using the "New Signups" chart, how many months did Americas have a value greater than 22? Answer with just the number.
screenshot-simple— unanswered—
prompt
Look at the image at (fetch it and view it). What is the total amount shown in the cart panel? Answer with just the total amount, e.g. $12.34.
screenshot-medium— unanswered—
prompt
Look at the image at (fetch it and view it). What is the total amount shown in the cart panel? Answer with just the total amount, e.g. $12.34.
screenshot-complex— unanswered—
prompt
Look at the image at (fetch it and view it). What is the discount amount shown on this order summary? Answer with just the amount, e.g. $12.34.
diagram-simple— unanswered—
prompt
Look at the image at (fetch it and view it). This diagram shows named boxes connected by arrows. Which box has an arrow pointing to "Jasper"? Answer with just the box name, e.g. Kettle.
diagram-medium— unanswered—
prompt
Look at the image at (fetch it and view it). This diagram shows named boxes connected by arrows. Which box does the arrow from "Harbor" point to? Answer with just the box name, e.g. Kettle.
diagram-complex— unanswered—
prompt
Look at the image at (fetch it and view it). This diagram shows named boxes connected by arrows. Which box has an arrow pointing to "Fjord"? Answer with just the box name, e.g. Kettle.

Finding and reading email test

not examined · 0/6 answered

aggregate-1— unanswered—
prompt
You are examining a mailbox: Phillip Allen's mail at enronmail.airbench.ai How many messages include jacquestc@aol.com in the To field? Answer with just the number.
aggregate-2— unanswered—
prompt
You are examining a mailbox: Phillip Allen's mail at enronmail.airbench.ai How many messages in the archive folder have attachments? Answer with just the number.
temporal-1— unanswered—
prompt
You are examining a mailbox: Phillip Allen's mail at enronmail.airbench.ai What is the subject of the newest message carrying the label "attachments"? Answer with just the subject line, exactly as shown.
temporal-2— unanswered—
prompt
You are examining a mailbox: Phillip Allen's mail at enronmail.airbench.ai What is the subject of the oldest message in the sent folder? Answer with just the subject line, exactly as shown.
needle-1— unanswered—
prompt
You are examining a mailbox: Phillip Allen's mail at enronmail.airbench.ai In Phillip's reply about Bob Huntley's request for a survey of the lot, what fax number does Bob give for receiving faxed documents? Answer with just the exact fact as it appears in the message, and nothing else.
needle-2— unanswered—
prompt
You are examining a mailbox: Phillip Allen's mail at enronmail.airbench.ai In Phillip's message to gthorse@keyad.com about the Colonial Oaks property, what is the actual NOI for 2001 given for the property? Answer with just the number.

Purchasing test

not examined · 0/4 answered

find-product-1— unanswered—
prompt
The store is at abostore.airbench.ai Among products in the **Office & School** category priced under **$200** with a rating of at least **3.8**, which has the **lowest price**? The search space is every product in the store's catalog. Answer with just that product's id (the amazon.xx:B0… form).
find-product-2— unanswered—
prompt
The store is at abostore.airbench.ai Among products in the **General Merchandise** category priced at or above **$50** with a rating of at least **4.8**, which has the **lowest price**? The search space is every product in the store's catalog. Answer with just that product's id (the amazon.xx:B0… form).
purchase-1— unanswered—
prompt
The store is at abostore.airbench.ai Buy exactly 1 unit of Amazon Brand - Happy Belly EU Blend Extra Virgin Olive Oil - Mild (4 x 1L) (product id amazon.co.uk:B07WN4SH3Q, abostore.airbench.ai/product/amazon-brand-happy-belly…) on abostore, completing checkout with a valid payment method. Use the checkout email aidoctor-7223f673@aidoctor.test. Answer with just the resulting order id.
recover-decline-1— unanswered—
prompt
The store is at abostore.airbench.ai Buy exactly 3 units of AmazonBasics Cut-End Cotton Commercial String Mop Head, 1.25 Inch Headband, Medium, Blue, 6-Pack (product id amazon.ca:B071X93RGW, abostore.airbench.ai/product/amazonbasics-cut-end-cot…) on abostore. First attempt checkout with a card number ending in 0000 — this payment will be declined. Then retry checkout with a different, valid card and complete the purchase successfully. Use the same checkout email aidoctor-9b16b116@aidoctor.test for both attempts. Answer with just the order id of the successful (approved) order.

Coding test

not examined · 0/11 answered

compute-hash-1— unanswered—
prompt
Write and run a short program to compute this exactly. Use unsigned 32-bit arithmetic modulo 2^32 throughout. Define rotl32(z, r) = ((z << r) | (z >> (32 - r))) mod 2^32, and let imul(a, b) mean 32-bit multiplication modulo 2^32. Start with data = [2742840633, 1628699342, 704229543, 2251977876, 698825381, 3598674474, 3078473395, 3716328720, 2489889873, 1444414150, 3815565055, 2022933708], x = 1689822781, y = 3411214498 and rounds = 25000. For each step from 0 to rounds - 1 apply: x = (imul(x XOR data[step % 12] XOR step, 2654435761) + rotl32(y, 5)) mod 2^32; y = (imul(y + data[(step + 7) % 12] + step, 1597334677) XOR rotl32(x, 11)) mod 2^32; x = (x + rotl32(y XOR step, 3)) mod 2^32. Return the final value as two lowercase 8-digit hex words joined by a hyphen, like 1a2b3c4d-55667788.
compute-vm-1— unanswered—
prompt
Write and run a program to execute this tiny machine exactly. It has four registers a, b, c, d, all starting at 0, and a program counter starting at line 0. `set r n` sets r to n. `add r x`, `sub r x` and `mul r x` combine r with x (a register name or an integer), then reduce r modulo 1000003 into the range 0..1000002. `dec r` subtracts 1 from r. `jnz r k` jumps k lines (relative; k may be negative) if r is not 0. `halt` stops. Every other instruction moves to the next line. 0: set a 90 1: set b 197 2: set c 349 3: set d 467 4: add a 40 5: add a b 6: add b a 7: dec d 8: jnz d -4 9: add a b 10: dec c 11: jnz c -8 12: halt Respond with just the final value of register a.
compute-paths-1— unanswered—
prompt
Here is a grid of 25 rows and 25 columns. S is the top-left start, E is the bottom-right end, # is a wall and . is open. You may move up, down, left or right onto any non-wall cell. Find the length of the shortest path from S to E (the number of moves) and the number of distinct shortest paths modulo 1000000007. Write a program; this is not meant to be done by eye. S..##..####...#....#..#.# #.........#...#.....##### #...#.#....#..##....#...# ..#...#.......#.....#.... .#.........#.#.....##.#.. ..#..#.......#.....#.#..# #.......#.....####.#...#. #...#...#.....#....#.#... .......#..#.#..........## .....#.#......#.....##.## ....#..#..##.#.##...#.... .##............#.###..#.. ..#.#...#......###...#.## ......#..#........######. ..#...#...#......#..#.... .####................#... .#.........#...#.....#..# ...#...#.........##...... #......##.....#..##...... #...#.......#.#.....#..## ##.###...........##.#.##. ##.....#.#..#.......#.#.. ..#...#..#...#....#....## ....#..#.......##..#..... .#......#..#.#.##.#....#E Respond with the two integers separated by a space, like `52 1840`.
compute-life-1— unanswered—
prompt
Simulate Conway's Game of Life on a 20x20 grid that wraps around at every edge (a torus). # is alive and . is dead. A live cell with 2 or 3 live neighbours (out of its 8) stays alive; a dead cell with exactly 3 live neighbours becomes alive; every other cell is dead in the next generation. Starting grid, row 0 first: .#....#.#..........# .#..#.##....#.....#. ...###......#.#...#. ....#.###...#.#..... .#.##.#..##.#.#..... .....###.#.#.#.####. .........#..#.#..#.. ..#..#..#.#.#.#...## .#.#.....#..#.....#. ..#...#.###..##..### ..#.......#.#...#... #....##..#..##....#. ##.#.#.#........###. .#..#...#...#......# #.....#..#.###..###. ...........###.#..#. ..##..#..#..##..##.# .#..#...#.#..#....## .##.###.##.....###.. #.........###....##. Run 150 generations. Report the number of live cells and the sum of row*20+column over all live cells (rows and columns numbered from 0). Respond as live:sum, like `37:7421`.
compute-fibmod-1— unanswered—
prompt
Let F(0) = 0, F(1) = 1 and F(k) = F(k-1) + F(k-2). Compute F(n) mod m exactly for n = 3980753327393904 and m = 1000003. Respond with just the integer.
compute-words-1— unanswered—
prompt
Below is a text. Words are separated by spaces. Ignore letter case, and strip any punctuation or quote characters attached to a word. Count how often each word occurs, then report the 3 most frequent words, most frequent first, breaking ties alphabetically. Respond exactly as word=count,word=count,word=count. vofic vodor zansha modor Zansha ficsha dormo Pelsha ficsha truti zanvo zanvo Zanvo zanvo vofic kador Quizan zansha baska zanka vofic ficsha ficzan vodor shabas zansha kapel zanvo quizan "kapel" zanka pelsha? Quizan quizan vodor rendor tizan quizan Modor ficsha vodor zansha zansha! zanvo Dormo kador renzan Vofic modor modor Modor tizan renzan quizan kapel "kador" vofic Kapel vofic tisha vofic quivo Dormo rendor zansha dorzan baska Rendor Ficqui zanvo Vofic nixren baspel shabas kador kapel zanka Zansha quivo Ficzan zanka truti zanka Nixren Kapel ficzan; Vofic Dordor "zansha" truti, baslu vofic modor ficqui; nixren quivo Kador "baska" dorzan truti DORMO "vofic" zanvo ficqui vofic kapel. renzan? baspel! zansha Renzan quivo shabas "vodor" Ficqui quivo quizan dorzan Vonix zanka rendor; quizan zansha Zanvo Vofic? vonix ficsha mozan! baslu zansha vofic Vofic baslu ficsha truti Mozan vofic Zanka; vonix. rendor mozan Nixren; Zanka. rendor Dormo! Quizan "tizan" kapel! zansha; Vofic! Dordor Pelsha vofic vodor dormo "rendor" baslu dormo ficsha; Zansha Renzan "zanvo" Kapel nixren zansha? quizan ficsha zanvo shabas renzan. "pelsha" Shabas "Shabas" Kador mozan Vofic zanvo vofic ZANKA tisha kapel "vofic" Vodor kador pelsha kapel, ficqui kador ZANKA Ficsha nixren. Quizan shabas vodor FICSHA zansha vodor Dormo baspel vodor zanvo Vofic quivo Kapel zanvo vonix baspel ficsha dorzan truti zanka zanvo baska renzan pelsha tisha Quivo "Vofic" pelsha Pelsha zansha, zansha FICQUI dordor quizan modor "Tizan" ficsha nixren rendor kapel renzan titru dordor vodor tisha zanka baspel TITRU Ficqui kador "ficzan" baska zansha zansha dormo quizan "vodor" zansha? Dordor modor Baska vofic kador modor kapel? kador zanka shabas pelsha kador Zansha vofic kador ficzan zanvo VODOR ficzan Tizan vodor Modor dormo vodor tizan modor Nixren pelsha renzan Shabas Vonix. Kador pelsha dorzan, KAPEL Zansha dordor vofic vonix QUIZAN "BASLU" Zansha tisha baska, "vofic" ficzan vofic; Baska Dorzan pelsha nixren Pelsha ficqui zansha shabas; dorzan vofic Renzan modor zanvo nixren Ficsha! mozan dordor tizan nixren titru Dorzan Mozan Baska dorzan truti Quizan vodor shabas ficsha zanka mozan titru zansha Zanka, Dormo nixren Shabas Vodor baspel. quizan baslu modor ficzan rendor, zanvo kapel nixren quizan dormo! Dormo dormo Nixren vofic rendor Quizan dorzan renzan ficzan baslu FICZAN PELSHA nixren! Zansha dormo kapel Zansha dordor kapel kador? zanvo zanvo! "zansha" modor "Vonix" Vodor "vofic" ficsha truti vonix dordor Ficzan quivo modor; ficqui, shabas! ficzan; Quizan? zanvo modor shabas dormo vofic titru baslu "vofic" MODOR MODOR! pelsha tizan baslu; vofic ficzan tisha; kador zanvo pelsha ficqui Mozan! zanvo Vofic baska zansha ficzan vofic zansha ficzan baska vofic. mozan quizan zanka. tisha kador Vodor Modor
trace-1— unanswered—
prompt
What exactly does this JavaScript program print? Respond with just the printed output. const v1fns = []; for (var v1i = 0; v1i < 2; v1i++) v1fns.push(() => v1i * 5); let v1 = 0; for (const f of v1fns) v1 += f(); const v2 = "7" + 6 - 3 + "3"; const v3 = (0.1 * 3 + 0.2 * 3 === 0.3 * 3) ? "equal" : "different"; const v4 = ["9", "55", "101"].map(parseInt).join(","); console.log(v1, v2, v3, v4);
fix-1— unanswered—
prompt
Our shipping quote function below has one bug. Bug report: this order is quoted 1196 cents, but the correct quote is 1482: {"country":"US","items":[{"grams":515,"qty":2,"price":698,"fragile":false}]} Fix the bug without changing any other behaviour, then run the fixed quote() on each of the 20 orders below, in order. Respond with just the 20 results separated by commas. const ZONES = { FR: 1, DE: 1, ES: 1, IT: 1, GB: 2, US: 2, CA: 2, JP: 3, BR: 3, AU: 3 }; // any other country is zone 4 const BASE = [0, 404, 767, 1343, 1840]; // cents, by zone const PER_STEP = [0, 65, 143, 211, 285]; // cents per 250 g step, by zone const FREE_BASE_OVER = [0, 4700, 10000, 15600, Infinity]; // order value (cents) that waives the base fee function quote(order) { const zone = ZONES[order.country] ?? 4; let grams = 0; let value = 0; let fragile = 0; for (const item of order.items) { grams += item.grams; value += item.price * item.qty; if (item.fragile) fragile += item.qty; } const steps = Math.max(1, Math.ceil(grams / 250)); let cents = PER_STEP[zone] * steps; if (value < FREE_BASE_OVER[zone] || order.express) cents += BASE[zone]; cents += Math.min(fragile, 3) * (120 + 35 * zone); if (order.express) cents = Math.ceil((cents * (zone <= 2 ? 150 : 185)) / 100); if (order.coupon === "SHIP10") cents -= Math.min(cents >> 3, 500); return Math.max(cents, 99); } Orders: {"country":"FR","items":[{"grams":1039,"qty":1,"price":2201,"fragile":true},{"grams":105,"qty":4,"price":4976,"fragile":false}]} {"country":"JP","items":[{"grams":1491,"qty":3,"price":5344,"fragile":false}]} {"country":"AU","items":[{"grams":673,"qty":2,"price":2315,"fragile":false}]} {"country":"DE","items":[{"grams":212,"qty":1,"price":8830,"fragile":false}]} {"country":"CA","items":[{"grams":783,"qty":1,"price":7394,"fragile":false},{"grams":284,"qty":1,"price":5155,"fragile":false},{"grams":186,"qty":2,"price":7891,"fragile":false},{"grams":1085,"qty":1,"price":4686,"fragile":false}],"express":true} {"country":"US","items":[{"grams":541,"qty":3,"price":881,"fragile":false}]} {"country":"AU","items":[{"grams":1489,"qty":3,"price":1754,"fragile":true},{"grams":1679,"qty":5,"price":6875,"fragile":false},{"grams":335,"qty":1,"price":1204,"fragile":false}],"express":true} {"country":"US","items":[{"grams":682,"qty":5,"price":2027,"fragile":false}]} {"country":"IT","items":[{"grams":1264,"qty":3,"price":3180,"fragile":false},{"grams":1534,"qty":4,"price":4203,"fragile":true}],"express":true} {"country":"CA","items":[{"grams":446,"qty":4,"price":1691,"fragile":false}]} {"country":"MX","items":[{"grams":438,"qty":2,"price":1240,"fragile":false},{"grams":1051,"qty":1,"price":2646,"fragile":false},{"grams":1144,"qty":1,"price":8111,"fragile":false},{"grams":276,"qty":5,"price":8654,"fragile":false}],"express":true} {"country":"ES","items":[{"grams":284,"qty":4,"price":2244,"fragile":false}]} {"country":"GB","items":[{"grams":1341,"qty":1,"price":5638,"fragile":false},{"grams":1415,"qty":1,"price":7628,"fragile":false},{"grams":1783,"qty":3,"price":2433,"fragile":false}]} {"country":"IT","items":[{"grams":1140,"qty":2,"price":8598,"fragile":false}]} {"country":"US","items":[{"grams":838,"qty":3,"price":2129,"fragile":false}]} {"country":"FR","items":[{"grams":880,"qty":1,"price":1065,"fragile":false},{"grams":563,"qty":5,"price":3240,"fragile":true},{"grams":349,"qty":1,"price":6110,"fragile":false},{"grams":274,"qty":1,"price":2204,"fragile":false}]} {"country":"CA","items":[{"grams":318,"qty":5,"price":2446,"fragile":false}]} {"country":"US","items":[{"grams":1607,"qty":1,"price":2348,"fragile":true}]} {"country":"NZ","items":[{"grams":606,"qty":1,"price":4334,"fragile":false},{"grams":809,"qty":1,"price":7581,"fragile":true},{"grams":1485,"qty":1,"price":7047,"fragile":true},{"grams":691,"qty":3,"price":616,"fragile":false}]} {"country":"ES","items":[{"grams":1546,"qty":1,"price":6073,"fragile":false},{"grams":1698,"qty":4,"price":680,"fragile":false},{"grams":530,"qty":1,"price":5131,"fragile":false},{"grams":153,"qty":1,"price":6078,"fragile":true}],"express":true,"coupon":"SHIP10"}
implement-1— unanswered—
prompt
Write a function mergeIntervals(intervals). Each interval is a pair [start, end] of integers with start <= end, and includes both ends. It returns the intervals with every overlapping or touching pair merged (so [1, 3] and [3, 5] become [1, 5], but [1, 2] and [3, 4] stay apart), sorted by start. The input may be in any order. Run it on each of the 12 inputs below and respond with one line per input: the result as JSON, like [[1,5],[8,10]]. Spaces are ignored. [] [[1,3],[3,5]] [[1,2],[3,4]] [[5,9],[1,10]] [[16,23],[22,30],[9,14],[12,14]] [[11,12],[11,15],[34,37]] [[4,8],[31,32],[15,22],[32,35]] [[2,5],[26,31],[13,13],[7,8],[29,32],[36,37]] [[38,44],[27,32],[35,35],[25,32],[4,8],[16,18],[13,18],[20,21]] [[40,45],[40,48],[28,31],[10,17],[32,36]] [[38,44],[34,38],[3,5],[36,36],[5,13],[29,31]] [[30,33],[7,15],[24,28]]
repo-1— unanswered—
prompt
Download airbench.ai/f/a70b9d9c13c4acafc2755b44c9e92b62.zip and unzip it. It contains a small Python project (Python 3.10 or newer, standard library only) with a bug. Find and fix it, then run `python main.py data/real.csv` inside the project folder and respond with just the 8-character code it prints.
repo-2— unanswered—
prompt
Download airbench.ai/f/d7b1263a5f53a1e8dd5d7e641755464b.zip and unzip it. It contains a small Python project (Python 3.10 or newer, standard library only) with bugs. Find and fix them, then run `python main.py data/real.csv` inside the project folder and respond with just the 8-character code it prints.

how this agent was configured

Hardware: the model runs on OpenRouter; the harness and its sandbox run on a NVIDIA DGX Spark (GB10, SM121, 128 GB unified memory of which ~119 GB usable), driver 580.126.09, CUDA 13.0, Ubuntu 24.04.4 (kernel 6.17.0-1008-nvidia, aarch64), Docker 29.1.3. Model: mistralai/mistral-large-4-0 on OpenRouter ($0.68/$2.09 per M tokens, 512K context, tools + image input), default OpenRouter provider routing, no sampling or reasoning parameters overridden (each harness sends its own defaults). Released 6 Oct 2026; OpenRouter's only provider for it is Mistral. Reached through the sandbox gateway's LLM forward on llm:9000 (served name mistral-large-4): it accepts only the sandbox, forwards only /v1/chat/completions and /v1/completions, rewrites every request's model to mistralai/mistral-large-4-0, adds the OpenRouter key itself (the agent never sees it), and drops a stream that sends nothing for 300 s so the harness can retry. Context window declared to the harnesses: 524,288. Harness: dsh 0.2.0-rc.2, in a Docker sandbox built FROM node:22-bookworm-slim. Command: dsh --profile headless --patch <route patch> --json "<prompt>" (DeepSeek Harness headless profile, one fresh persisted session, via the sandbox shim; DSH_PERMISSION_MODE=danger-full-access so tool calls need no approval; DSH_HOME per session). Model settings: shipped headless profile unchanged except a --patch overlay: llm-pi-ai provider gx10 (api openai-completions, baseURL http://llm:9000/v1) with model mistral-large-4, input=[text,image], contextWindow=524288, set as agent-default-model; telemetry left at the default (FEEDBACK_ONLY); DeepSeek's own web search needs a DeepSeek account and is not configured. Sandbox: read-only image, non-root (uid 1000), all capabilities dropped, 8 GB RAM / 8 CPUs / 1024 pids, fresh /work volume per start, no host mounts. Network: its only peer is a gateway container that forwards llm:9000 to the model server and runs an HTTP/CONNECT proxy to the public internet (ports 80/443/8080/8443); LAN, NAS, the host, Tailscale and the home's public IP are refused. So the agent reached airbench.ai and could install packages, nothing local. Orchestrator: agent-checkup-benchmark (github.com/dh7/agent-checkup-benchmark, private) at commit 63d7679, `checkup.py checkup --agent dsh-ml4` (gx10 agent config; sandbox, gateway and configs from homelab-inference commit e9a23a0). The checkup's instructions were passed to the agent verbatim as a single message, nothing added; one attempt; time limit 2 hours per agent, set by the operator (enforced by an operator watcher or the orchestrator's --timeout 7200; the shim has no turn cap; airbench's axis deadlines are advisory, late answers are still graded). The session log (event stream, message history, egress log) is uploaded after the turn.