Beam 1.0 501B A23B

Beam 1.0 501B A23B

reflection/beam-1.0-501b-a23b

starter@v1HostedOpenRouterserved by NebiusFP81M context2026-10-16 16:23 UTC
Overall score
57

85 of 153 test cases fully passed

Throughput
295.2tok/s
Mean per test case, 274 tok/s over the run
Output per test
4Ktokens
Answer plus reasoning
Reasoning per test
3.5Ktokens
87% of the output
Total tokens
1.5M
851.3K in, 616.7K out
Run time
43m 58s
17.2s per caseRequest time, summed
Cost
$0.83
$0.0054 per caseAt the provider's list price

Every test case

153 test cases in 8 tasks

One square per test case. Select a square to read the answer.

PassedPartial creditFailed
55Agents8 of 21 passed
81Structured Extraction17 of 21 passed
48Coding10 of 21 passed
69Grounded Answers15 of 21 passed
78Instruction Following14 of 21 passed
57Business Logic12 of 21 passed
51Security & permissions8 of 21 passed
17Diagnosis & investigation1 of 6 passed

Speed and output per test case

One bar per test case. Hover to inspect a case, select it to read the answer.

ThroughputPeak 540 tok/s
Output tokensReasoningAnswer

Test by test

Every answer with its reasoning and the checks it had to pass.

Reproduce this run

The prompts stay private so models can't train on them. The hashes pin the exact suite and config this run used.

Serve the modelOpenRouterHosted
curl https://openrouter.ai/api/v1/chat/completions \
  -H "Authorization: Bearer $OPENROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"reflection/beam-1.0-501b-a23b","provider":{"order":["nebius/fp8"],"allow_fallbacks":false},"service_tier":"default","messages":[{"role":"user","content":"Hello"}]}'

The request the benchmark sent, pinned to the provider that served it.

Record id
Suite hash, starter@v1
Config hash

Configuration

Where the suite ran, and the token budget each task got.

Deployment
Hosted
API
OpenRouter
Serving provider
Nebius
Precision
FP8
Context window
1M
Temperature
Not set
Bench version
v1.0.0
Ran at
2026-10-16 16:23 UTC
Provider parameters
{
  "provider": {
    "order": [
      "nebius/fp8"
    ],
    "allow_fallbacks": false
  },
  "service_tier": "default"
}
Token budget per task
TaskReasoningMax output per call
Agents4.1Khigh12.3K
Structured Extraction4.1Khigh12.3K
Coding4.1Khigh12.3K
Grounded Answers4.1Khigh12.3K
Instruction Following4.1Khigh12.3K
Business Logic4.1Khigh12.3K
Security & permissions4.1Khigh12.3K
Diagnosis & investigation4.1Khigh12.3K