Claude Haiku 4.5 vs Sarvam M (Reasoning)
Wins 5 of 5 areas
Coding · Reasoning · Facts · Long documents · Following instructions
Wins 0 of 5 areas
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Claude Haiku 4.5 is the stronger all-rounder.
Scores updated · 14 tests both models report · How we compare
Where each one wins
Tests won in each of the five 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.
- ReasoningHard problems that need careful thinking20Claude Haiku 4.52 of 3 tests · 1 tie
- CodingWriting and fixing software20Claude Haiku 4.52 of 2 tests
- FactsGetting facts right instead of making them up20Claude Haiku 4.52 of 2 tests
- Long documentsFinding answers in very long texts10Claude Haiku 4.51 of 1 test
- Following instructionsDoing exactly what it is asked10Claude Haiku 4.51 of 1 test
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.
The biggest differences
The tests each model wins by the widest margin, up to three each. Scores are out of 100.
Where Claude Haiku 4.5 pulls ahead
- Avoids making up answers it doesn't knowAA-Omniscience · Non-hallucination+63.3points ahead
- Graduate-level biology, physics and chemistry questionsGPQA Diamond+25.6points ahead
- Hard command-line tasks in a real terminalTerminal-Bench Hard+25points ahead
Where Sarvam M (Reasoning) pulls ahead
No clear win on a test scored out of 100.
Every test, side by side
All 14 tests both models report. The winning score is in its model's colour; marks a score checked independently.
CodingClaude Haiku 4.5
- Terminal-Bench HardClaude Haiku 4.5 by 2527.32.3+25
- SciCodeClaude Haiku 4.5 by 24.442.217.8+24.4
ReasoningClaude Haiku 4.5
- GPQA DiamondClaude Haiku 4.5 by 25.667.241.6+25.6
- Humanity's Last ExamClaude Haiku 4.5 by 7.310.43.1+7.3
- CritPttie00tie
FactsClaude Haiku 4.5
- AA-Omniscience · Non-hallucinationClaude Haiku 4.5 by 63.372.79.4+63.3
- AA-Omniscience · AccuracyClaude Haiku 4.5 by 2.81815.2+2.8
Following instructionsClaude Haiku 4.5
- IFBenchClaude Haiku 4.5 by 22.554.331.8+22.5
Other results5 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.
- AA-OmniscienceClaude Haiku 4.5 by 57.2-4.4-61.6+57.2
- τ²-Bench Telecom (AA run)Claude Haiku 4.5 by 54.754.70+54.7
- Artificial Analysis Coding IndexClaude Haiku 4.5 by 36.443.97.5+36.4
- AA IntelligenceClaude Haiku 4.5 by 11.616.95.3+11.6
- AA Agentic IndexClaude Haiku 4.5 by 10.310.30+10.3
Questions people ask
Which is better, Claude Haiku 4.5 or Sarvam M (Reasoning)?
Claude Haiku 4.5 wins all five areas where both have results: coding, reasoning, facts, long documents and following instructions. Sarvam M (Reasoning) wins none.
Which is better for coding?
Claude Haiku 4.5. It wins 2 of the 2 coding tests both models report; Sarvam M (Reasoning) wins none.
How do you compare the two?
We use the 14 benchmark tests both models have published scores on. The verdict counts the 9 tests in the eight capability areas, and a gap under one point (ten on rating-style scales) counts as a tie. The other 5 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.