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Anthropic

Claude Haiku 4.5

VS
Moonshot AI (Kimi)

kimi-k2.5

✍️ Analysis by:the whichllmmodel Editorial Team|📅 Updated: June 2026

Decision Recommendation

👑 Editorial Verdict: kimi-k2.5 strictly dominates Claude Haiku 4.5 across all major dimensions. It is not only more cost-effective (blended cost of $1.20 vs $2.00 per 1M tokens) but also delivers superior coding accuracy (50.7% vs 39.5% on SWE-bench) and faster generation speeds (193 tps vs 98.5 tps). Unless you have platform lock-in, kimi-k2.5 is the clear and optimal choice for all development workloads.

Model Specs

Claude Haiku 4.5

Benchmarks & Scores

Coding (swe-bench-pro)
39.5%
Reasoning (gpqa-diamond)
73%

Cost & Performance

Cost (per 1M tokens)
$2.00Input: $1.00 | Output: $5.00
Speed
98.5 tps
Context Window
200k tokens
Model Specs

kimi-k2.5

Benchmarks & Scores

Coding (swe-bench-pro)Winner (+11.2%)
50.7%
Reasoning (gpqa-diamond)Winner (+14.6%)
87.6%

Cost & Performance

Cost (per 1M tokens)1.7x cheaper
$1.20Input: $0.60 | Output: $3.00
Speed2.0x faster
193 tps
Context WindowLarger
262.14k tokens
Read our data collection methodology

Frequently Asked Questions

kimi-k2.5 is cheaper than Claude Haiku 4.5. kimi-k2.5 has a blended cost of $1.20/1M tokens, which is about 1.7x cheaper than Claude Haiku 4.5 at $2.00/1M tokens.

kimi-k2.5 is faster than Claude Haiku 4.5. kimi-k2.5 generates 193 tokens per second (tps) compared to Claude Haiku 4.5 which generates 98.5 tokens per second.

kimi-k2.5 is better for coding tasks. It scores 50.7% on coding evaluations (swe-bench-pro) compared to Claude Haiku 4.5 which scores 39.5%.

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