head-to-head · model vs model
Kimi K2 Thinking vs GPT-5.1
Live matchup data for Kimi K2 Thinking and GPT-5.1: OpenRouter usage, pricing, benchmark scores, and community sentiment, refreshed daily. No verdicts — read the tape.
share of openrouter tokens
usage compares on other signals below
usage share — openrouter model rankings
Usage crossover
source: OpenRouter model rankings · daily · 90d · no OpenRouter feed: Kimi K2 Thinking
through Jun 9, 2026
side by side
Spec & pricing
| Spec | Kimi K2 Thinking | GPT-5.1 |
|---|---|---|
| Vendor | Moonshot AI | OpenAI |
| Homepage | openrouter.ai | openrouter.ai |
| Context window | 262.1K tokens | 400K tokens |
| Input price | $0.6/MTok | $1.25/MTok |
| Output price | $2.50/MTok | $10.00/MTok |
| Cache read | $0.15/MTok | $0.13/MTok |
| Price as of | Jul 8, 2026 · openrouter | Jul 8, 2026 · openrouter |
sources: provider pages · OpenRouter · GitHub · package registries
— = not tracked / not applicable
head to head
Benchmarks
| Benchmark | Kimi K2 Thinking | GPT-5.1 | Source |
|---|---|---|---|
| aa-agentic-index | 1.8 index— · moonshotai/kimi-k2-thinking | 21 index— · openai/gpt-5.1 | openrouter.ai |
| aa-coding-index | 21 index— · moonshotai/kimi-k2-thinking | 49.4 index— · openai/gpt-5.1 | openrouter.ai |
| aa-intelligence-index | 17.3 index— · moonshotai/kimi-k2-thinking | 36.9 index— · openai/gpt-5.1 | openrouter.ai |
best tracked score per benchmark · scores are not directly comparable across benchmarks
sources linked per row
community pulse
Reddit sentiment
| Signal | Kimi K2 Thinking | GPT-5.1 |
|---|---|---|
sentiment feed pending — Reddit pulse lands with the daily crawl | ||
source: Reddit mentions, LLM-classified sentiment · trailing 30d
awaiting first crawl
faq
Frequently asked
- Is Kimi K2 Thinking more used than GPT-5.1?
- The Token Tape tracks daily OpenRouter usage for this matchup, but Kimi K2 Thinking has no usage feed yet, so no usage comparison is published. Pricing, benchmarks, and sentiment compare on the available signals.
- How does Kimi K2 Thinking pricing compare to GPT-5.1?
- Kimi K2 Thinking runs $0.6 per million input tokens and $2.50 per million output tokens (as of Jul 8, 2026). GPT-5.1 runs $1.25 per million input tokens and $10.00 per million output tokens (as of Jul 8, 2026). Full plan and per-token detail is in the spec table above, each with its source and capture date.
- How do Kimi K2 Thinking and GPT-5.1 score on coding benchmarks?
- On aa-agentic-index, Kimi K2 Thinking scores 1.8 index (—) and GPT-5.1 scores 21 index (—). All tracked results and their sources are in the benchmark table above.
- Where does this comparison data come from?
- OpenRouter public rankings (usage), provider pricing pages (plans and per-token prices), GitHub and package registries (adoption), public benchmark leaderboards, and Reddit (sentiment). Every stored datum keeps its source URL, and the tape refreshes daily. The Token Tape publishes the data without declaring a winner.
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