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Claude Opus 4.8 vs MiniCPM-V 4.6 1.3B

Anthropic · released

Wins 6 of 6 areas

Coding · Agents · Reasoning · Facts · Long documents · Following instructions

OpenBMB · released

Wins 0 of 6 areas

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Claude Opus 4.8 is the stronger all-rounder.

Scores updated · 15 tests both models report · How we compare

Where each one wins

Tests won in each of the six areas where both have results. Each piece is one test, so a longer bar means more evidence; grey means the two scored within a point of each other.

Long documents and following instructions rest on a single test each.

What it costs

Prices per million tokens, roughly 750,000 words. The bars show the cost of a million tokens read plus a million written.

Claude Opus 4.8$5.00 to read · $25.00 to write$30Price from Anthropic's own price page
MiniCPM-V 4.6 1.3BNo current price is tracked.

The biggest differences

The tests each model wins by the widest margin, up to three each. Scores are out of 100.

Where Claude Opus 4.8 pulls ahead

  • Reasons across sets of long documentsAA-LCR+70.7points aheadClaude Opus 4.877.7MiniCPM-V 4.6 1.3B7
  • Graduate-level biology, physics and chemistry questionsGPQA Diamond+61.5points aheadClaude Opus 4.892MiniCPM-V 4.6 1.3B30.5
  • Avoids making up answers it doesn't knowAA-Omniscience · Non-hallucination+56.8points aheadClaude Opus 4.860.7MiniCPM-V 4.6 1.3B3.9

Where MiniCPM-V 4.6 1.3B pulls ahead

No clear win on a test scored out of 100.

Every test, side by side

All 15 tests both models report. The winning score is in its model's colour; marks a score checked independently.

CodingClaude Opus 4.8

Full coding ranking

AgentsClaude Opus 4.8

Full agents ranking

ReasoningClaude Opus 4.8

Full reasoning ranking

FactsClaude Opus 4.8

Full facts ranking

Long documentsClaude Opus 4.8
  • AA-LCRClaude Opus 4.8 by 70.777.77+70.7

Full long documents ranking

Following instructionsClaude Opus 4.8
  • IFBenchClaude Opus 4.8 by 35.562.226.7+35.5

Full following instructions ranking

Other results3 tests, not counted

Tests outside the eight areas. They are not counted above: several are summary scores built from other tests, or the same test under another name.

Questions people ask

Which is better, Claude Opus 4.8 or MiniCPM-V 4.6 1.3B?

Claude Opus 4.8 wins all six areas where both have results: coding, agents, reasoning, facts, long documents and following instructions. MiniCPM-V 4.6 1.3B wins none.

Which is better for coding?

Claude Opus 4.8. It wins 3 of the 3 coding tests both models report; MiniCPM-V 4.6 1.3B wins none.

How do you compare the two?

We use the 15 benchmark tests both models have published scores on. The verdict counts the 12 tests in the eight capability areas, and a gap under one point (ten on rating-style scales) counts as a tie. The other 3 are listed but not counted, because several are summary scores or repeat a test. Each score is the one shown on the model's own page.