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Model A
Mercury 2.5

Inception

Evidence status unavailable

90% interval unavailable

Mercury 2.5 vs MiniCPM5-1B

Updated September 8, 2026. Public scores include evidence status and uncertainty. They are not guarantees for a specific workload.

OpenBMB logo
Model B
MiniCPM5-1B

OpenBMB

Evidence status unavailable

90% interval unavailable

Decision reading

At least one model is not scored in the current public ranking lane, so the page does not name an overall quality winner.

2 results are shared. Category rows resting on Estimated evidence or different benchmark sets are marked directional and do not name a winner.

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Which one for your work

Recommendations appear only when a shared evidence basis or an explicit operating constraint supports the call. Secondary and unsupported use cases stay disclosed below the initial list.

  • Long documents

    Prompts that approach the documented context limit

    Mercury 2.5

    Mercury 2.5 has the larger documented context window.

    Confidence: documented

Show secondary and unsupported calls
  • Coding work

    Code generation, repair, and software-engineering tasks

    Not enough matched evidence

    MiniCPM5-1B is not ranked on the public lane for coding, so no winner is named for coding.

    Confidence: limited

  • Agentic work

    Tool use, computer use, and multi-step task completion

    Not enough matched evidence

    Mercury 2.5 and MiniCPM5-1B are scored on Estimated evidence for agentic, so the reading is directional rather than like-for-like.

    Confidence: limited

  • Chat turn cost

    1K fresh input + 500 output tokens

    Not enough matched evidence

    A complete comparable API-rate estimate is not available for both models.

    Confidence: listed-rates

  • Cache-heavy agent loop cost

    200K cached + 20K fresh input + 10K output tokens

    Not enough matched evidence

    The page does not recommend a cost winner because at least one model cannot fit the stated workload in one request. MiniCPM5-1B does not fit this workload in one request. MiniCPM5-1B has no comparable published API token rate.

    Confidence: listed-rates

  • Repository review cost

    50K fresh input + 3K output tokens

    Not enough matched evidence

    A complete comparable API-rate estimate is not available for both models.

    Confidence: listed-rates

What is actually comparable

Shared results can support a head-to-head reading. Results present for only one model describe coverage, not superiority.

Shared results
2
Mercury 2.5 only
3
MiniCPM5-1B only
12
Like-for-like categories
1 / 8

2 categories rest on Estimated evidence or different evidence sets. Those rows remain visible for coverage context but do not name a winner.

Category results, on a stated basis

Each row shows the public-lane category score for both models: the BenchAlign lane for agentic, coding, and knowledge, and the weighted public rows elsewhere, with the same rank each model page reports. A row is like-for-like only when both scores rest on Supported evidence or the same weighted set. Directional and not-comparable rows remain visible, but they never receive a winner.

Instruction following

Like-for-like
Mercury 2.5
80.1
#53/121
MiniCPM5-1B
24.8
#119/121
Basis
Provisional lane · 1 vs 1 weighted rows
Reading
Mercury 2.5 leads

Agentic

Directional only
Mercury 2.5
44.5
Estimated · #91/152
MiniCPM5-1B
43.8
Estimated · #96/152
Basis
BenchAlign lane · 2 vs 1 public rows
Reading
Directional only

Knowledge

Directional only
Mercury 2.5
48.3
Estimated · #94/182
MiniCPM5-1B
37.2
Estimated · #146/182
Basis
BenchAlign lane · 1 vs 4 public rows
Reading
Directional only

Coding

Not comparable
Mercury 2.5
47.8
Estimated · #73/151
MiniCPM5-1B
Not ranked
Basis
BenchAlign lane · 1 vs 2 public rows
Reading
Not comparable

Reasoning

Not comparable
Mercury 2.5
67.7
Unranked · 1 rankable row
MiniCPM5-1B
Not ranked
Basis
Provisional lane · 0 vs 0 weighted rows
Reading
Not comparable

Math

Not comparable
Mercury 2.5
Not ranked
MiniCPM5-1B
5.4
Unranked · 4 rankable rows
Basis
Provisional lane · 0 vs 2 weighted rows
Reading
Not comparable

Multilingual

Not comparable
Mercury 2.5
Not ranked
MiniCPM5-1B
Not ranked
Basis
Provisional lane · 0 vs 0 weighted rows
Reading
Not comparable

Multimodal

Not comparable
Mercury 2.5
Not ranked
MiniCPM5-1B
Not ranked
Basis
Provisional lane · 0 vs 0 weighted rows
Reading
Not comparable

Ranks count the models scored in each category’s lane, so the agentic, coding, and knowledge denominators (BenchAlign) differ from the provisional-lane categories. Unranked scores sit on the lane’s scale but never name a winner. Like-for-like rows within 0.5 points read as a practical tie.

Shape of the matched evidence

Only shared public evidence is shown. Sparse evidence stays a ruled list rather than being closed into a radar shape.

Too few matched category axes support a radar. The ruled list below shows only shared benchmark results; positions use each benchmark’s normalized display scale when available.

What each workload costs

Three fixed token mixes turn per-token rates into comparable decisions. Each scenario states context fit and whether cached input had to fall back to the published list-input rate.

Chat turn

1K fresh input + 500 output tokens

Mercury 2.5
$0.00012
Fits in one request
MiniCPM5-1B
API rate not published
Fits in one request

MiniCPM5-1B has no comparable published API token rate.

Repository review

50K fresh input + 3K output tokens

Mercury 2.5
$0.00245
Fits in one request
MiniCPM5-1B
API rate not published
Fits in one request

MiniCPM5-1B has no comparable published API token rate.

Cache-heavy agent loop

200K cached + 20K fresh input + 10K output tokens

Mercury 2.5
$0.0031
Fits in one request
MiniCPM5-1B
API rate not published
Does not fit in one request
Cached-input rate unavailable

MiniCPM5-1B does not fit this workload in one request. MiniCPM5-1B has no comparable published API token rate.

Specification differences

Sourced differences are shown directly. Missing facts stay explicit instead of being inferred from a model name or family.

Cached-input rate

A missing cached-input rate falls back to the listed input rate only in the stated workload estimate.

Mercury 2.5

$0.004 per 1M cached input tokens

Inception models and Mercury 2.5 launch pricing

MiniCPM5-1B

No comparable hosted API rate

Documented inputs

Mercury 2.5

Not sourced

MiniCPM5-1B

Not sourced

Documented outputs

Mercury 2.5

Not sourced

MiniCPM5-1B

Not sourced

Provider availability

Mercury 2.5

Not sourced

MiniCPM5-1B

Not sourced

Reasoning profile

Mercury 2.5

Reasoning

MiniCPM5-1B

Reasoning

Weight access

Mercury 2.5

Proprietary

MiniCPM5-1B

Open Weight

License

Mercury 2.5

Proprietary

MiniCPM5-1B

Open Weight

Release date

Mercury 2.5

2026-09-08

MiniCPM5-1B

2026-05-25

If you already use one of these models
Deployment change
The models list different providers, so authentication, endpoint behavior, limits, and feature support may change.
Quality signal
At least one model is not scored in the current public ranking lane, so the page does not name an overall quality winner.
Workload cost
A complete comparable API-rate estimate is not available for both models.
Context tradeoff
Mercury 2.5 has the larger documented window (260K).

Run the same representative tasks against both endpoints before changing production traffic.

Benchmark evidence

The full public result ledger is available for audit without forcing a wide desktop table onto a phone.

Browse raw public benchmark evidence17 rows

Agentic

  • τ³-bench results

    Mercury 2.596.0%
    Source
    MiniCPM5-1B

    Not directly comparable

  • DeepSearchQA

    Mercury 2.534.0%
    Source
    MiniCPM5-1B

    Not directly comparable

  • BFCL v4

    Mercury 2.5
    MiniCPM5-1B25.1%
    Source

    Not directly comparable

Coding

  • SciCode

    Mercury 2.538%
    Source
    MiniCPM5-1B

    Not directly comparable

  • LiveCodeBench Pro

    Mercury 2.5
    MiniCPM5-1B22.7%
    Source

    Not directly comparable

  • LiveCodeBench v6

    Mercury 2.5
    MiniCPM5-1B33.5%
    Source

    Not directly comparable

Reasoning

  • BBH

    Mercury 2.5
    MiniCPM5-1B71.9%
    Source

    Not directly comparable

Knowledge

  • GPQA-D

    Mercury 2.579.0%
    Source
    MiniCPM5-1B26.3%
    Source

    Mercury 2.5 leads this result

  • MMLU-Pro

    Mercury 2.5
    MiniCPM5-1B48.9%
    Source

    Not directly comparable

  • MMLU-Redux

    Mercury 2.5
    MiniCPM5-1B70.1%
    Source

    Not directly comparable

  • SuperGPQA

    Mercury 2.5
    MiniCPM5-1B23.1%
    Source

    Not directly comparable

Math

  • AIME 2025

    Mercury 2.5
    MiniCPM5-1B40.4%
    Source

    Not directly comparable

  • AIME26

    Mercury 2.5
    MiniCPM5-1B40.4%
    Source

    Not directly comparable

  • HMMT Feb 2026

    Mercury 2.5
    MiniCPM5-1B25.8%
    Source

    Not directly comparable

  • MATH-500

    Mercury 2.5
    MiniCPM5-1B91.6%
    Source

    Not directly comparable

Instruction following

  • IFBench

    Mercury 2.577%
    Source
    MiniCPM5-1B46.7%
    Source

    Mercury 2.5 leads this result

  • IFEval

    Mercury 2.5
    MiniCPM5-1B80.4%
    Source

    Not directly comparable

Frequently asked questions

Which is better, Mercury 2.5 or MiniCPM5-1B?

At least one model is not scored in the current public ranking lane, so the page does not name an overall quality winner. The page therefore keeps the decision tied to the specific documented workload.

Which is better for coding, Mercury 2.5 or MiniCPM5-1B?

MiniCPM5-1B is not ranked on the public lane for coding, so no winner is named for coding.

Which is better for agentic tasks, Mercury 2.5 or MiniCPM5-1B?

Mercury 2.5 scores higher for agentic tasks on the public lane, 44.5 to 43.8. Mercury 2.5 and MiniCPM5-1B are scored on Estimated evidence for agentic tasks, so the reading is directional rather than like-for-like. BenchLM does not name a winner for agentic tasks from a directional reading; read the shared benchmark rows directly and test the models on the same task set.

Which costs less, Mercury 2.5 or MiniCPM5-1B?

Both models do not have comparable published API token rates, so this page does not name a universal price winner.

Which has the larger context window, Mercury 2.5 or MiniCPM5-1B?

Mercury 2.5 has the larger documented context window: 260K, compared with 131K.

Related comparisons

Last updated September 8, 2026

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