Beam 1.0 501B A23B vs Flint, head to head

Side A

Side B

Overall

Beam 1.0 501B A23B is clearly better. It wins 64 of the 68 test cases where they differ.

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Task by task

A score turns orange only when that model wins clearly more of the task's test cases. Under each score, the average time per test case on the machine it ran on. Flint spends 2.8× as many thinking tokens per test case.

Thinking tokensAnswer tokens

TaskABeam 1.0 501B A23BBFlintBeam 1.0 501B A23BFlint

Overall

5717.2s

4K10.9K

211m 17s

Agents

Runs multi-step jobs through tools, within a written policy

5521.8s

4.8K4.8K

1447.7s

Structured Extraction

Turns logs, diffs and records into exact JSON

819.98s

3.4K10.9K

291m 17s

Coding

Writes code and SQL that pass hidden tests

4819.9s

4.5K12K

141m 19s

Grounded Answers

Answers from the given documents with sources, never guesses

6911.6s

2.7K8.7K

2957.7s

Instruction Following

Applies every rule, including ones changed mid-conversation

7820.9s

5.6K22.2K

352m 28s

Business Logic

Computes billing, scheduling and pricing rules exactly

5714.0s

4.2K11.7K

101m 20s

Security & permissions

Ignores planted instructions, still does the allowed work

5120.6s

3.2K7.1K

3552.6s

Diagnosis & investigation

Chooses diagnostic checks, repairs supported causes and verifies recovery

1724.3s

3.1K7.3K

057.0s

What you'd run

The build behind each score. Orange marks the faster, smaller, cheaper or longer-context side.

SpecABeam 1.0 501B A23BBFlint

Speed

274 tok/s

149 tok/s

Machine

Hosted

Memory at 32K

—

Context

256K

Cost per run

$0.83

Not measured

Cost per case

$0.0054

Not measured

Time per case

17.2s

1m 17s

Quantization

FP8

BF16

Harness

openrouter

The race

No lead changes

Each model's running score as the test cases go by. The dashed line is a perfect run.

Beam 1.0 501B A23BFlint

Every test case

153 test cases

Each square is one test case, colored by the model that scored higher.

Agents100

Structured Extraction110

Coding70

Grounded Answers90

Instruction Following102

Business Logic100

Security & permissions62

Diagnosis & investigation10

64 won by Beam 1.0 501B A23B4 won by Flint85 tied