Kimi K2.5 (Reasoning) API Pricing

Kimi · released 2026-01-27 · merges 2 reasoning-effort tiers

Benchmarks shown for the highest-scoring reasoning tier. Merged tiers: Kimi K2.5 (Reasoning), Kimi K2.5 (Non-reasoning).

Pricing

$0.60
input / 1M tokens
0.060¢ / 1K
$2.75
output / 1M tokens
0.275¢ / 1K
$1.137
blended / 1M tokens
0.114¢ / 1K

What it actually costs

WorkloadTokensCost
Short chat reply500 in / 300 out0.112¢
RAG query4,000 in / 500 out0.377¢
Long document summary50,000 in / 1,000 out$0.0328
Code review of a 2k-line file30,000 in / 2,000 out$0.0235
1,000 chat replies/day for 30 days30,000 × (500 in / 300 out)$33.75

Cost = (input tokens ÷ 1,000,000 × $0.60) + (output tokens ÷ 1,000,000 × $2.75).

Benchmarks

23.5
Intelligence
#96 of 533
46.8
Coding
#76 of 197
Math
Tokens/sec
Time to first token

Similar intelligence, lower price

ModelIntelligenceBlended $/1M
Hy3-preview (Reasoning)22.7$0.10
Ling 3.0 Flash24.9$0.111
Ling-3.0-flash-VL24.6$0.111
MiMo-V2-Flash (Reasoning)20.8$0.15
DeepSeek V4 Flash 0420 (Reasoning, High Effort)26.0$0.168

Leaderboard neighbours

ModelIntelligenceBlended $/1M
Claude Opus 4.5 (Non-reasoning)23.7$10.00
GPT-5.1 Codex (high)23.7$3.438
GLM 5V Turbo (Reasoning)23.5
Kimi K2.5 (Reasoning)23.5$1.137
Claude Sonnet 4.6 (Non-reasoning, Low Effort)23.3$6.00
GPT-5 (high)23.0$3.438
Nemotron 3 Ultra 550B A55B (Reasoning)22.9$1.05

More from Kimi

ModelIntelligenceBlended $/1M
Kimi K3 (max)43.6$6.00
Kimi K2.627.0$1.712
Kimi K2.7 Code25.8$1.712
Kimi K2 Thinking22.0$1.075
Kimi K2 090515.3$1.075
Kimi K212.7$1.002
Kimi Linear 48B A3B Instruct7.3

Count tokens & estimate cost for Kimi K2.5 (Reasoning) See Kimi K2.5 (Reasoning) on the leaderboard

Source: Artificial Analysis · last synced 2026-09-22

FAQ

Who develops Kimi K2.5 (Reasoning)?

Kimi K2.5 (Reasoning) is developed by Kimi, released 2026-01-27.

How much does Kimi K2.5 (Reasoning) cost per million tokens?

Kimi K2.5 (Reasoning) costs $0.60 per 1M input tokens and $2.75 per 1M output tokens ($1.137 blended), per Artificial Analysis's official pricing data.

How does Kimi K2.5 (Reasoning) rank on benchmarks?

Kimi K2.5 (Reasoning) scores 23.5 on the Artificial Analysis Intelligence Index, ranking #96 of 533 models we track.

Is there a cheaper model with similar intelligence to Kimi K2.5 (Reasoning)?

Yes — Hy3-preview (Reasoning) scores similar intelligence (22.7) at $0.10/1M blended, versus $1.137/1M for Kimi K2.5 (Reasoning).

Where does this data come from?

Pricing and benchmark data for Kimi K2.5 (Reasoning) comes from Artificial Analysis (artificialanalysis.ai), synced daily. Last synced 2026-09-22.