token.app › Compare › Claude Haiku 4.5 vs Kimi K3
Claude Haiku 4.5 vs Kimi K3
Kimi K3 leads on 3 of 3 shared benchmarks. Claude Haiku 4.5 is 3.0× cheaper per token on a blended 3:1 basis. Kimi K3 accepts the larger context window (1.0M).
Head to head
Blended price uses a 3:1 input:output mix
| Claude Haiku 4.5 | Kimi K3 | |
|---|---|---|
| Provider | Anthropic | Moonshot AI |
| Input $/1M | $1.00 | $3.00 |
| Output $/1M | $5.00 | $15.00 |
| Blended $/1M | $2.00 | $6.00 |
| Context window | 200K | 1.0M |
| Max output | 64K | — |
| Released | Oct 2025 | Jul 2026 |
| Licence | Proprietary | Open weights |
| GPQA Diamond | 71.2% | 93.1% |
| SimpleQA Verified | 5.9% | 42.7% |
| OTIS Mock AIME | 66.7% | 97.2% |
Benchmark scores independently run and published by Epoch AI, 'AI Benchmarking Hub', used under CC BY 4.0. Only benchmarks with a score for BOTH models are compared.
Choose Claude Haiku 4.5 if…
- Costs less per token — $2.00 vs $6.00 blended
Choose Kimi K3 if…
- Higher GPQA Diamond (93.1% vs 71.2%)
- Higher SimpleQA Verified (42.7% vs 5.9%)
- Higher OTIS Mock AIME (97.2% vs 66.7%)
- Larger context window (1.0M)
- Open weights — self-hostable
- Newer model (released Jul 2026)
FAQ
Which is better, Claude Haiku 4.5 or Kimi K3?
Across the 3 benchmarks both models have independently-run scores for, Claude Haiku 4.5 leads on 0 and Kimi K3 leads on 3. Benchmarks are one input — price and context window are on this page too.
Is Claude Haiku 4.5 cheaper than Kimi K3?
Claude Haiku 4.5 is cheaper: $2.00 versus $6.00 per million tokens blended at 3:1 input:output. Input alone: $1.00 vs $3.00. Output alone: $5.00 vs $15.00.
What context windows do Claude Haiku 4.5 and Kimi K3 have?
Claude Haiku 4.5: 200,000 tokens. Kimi K3: 1,048,576 tokens.
Who makes Claude Haiku 4.5 and Kimi K3?
Claude Haiku 4.5 is made by Anthropic. Kimi K3 is made by Moonshot AI.
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