head-to-head · model vs model
gpt-oss-120b vs Kimi K2.5
Live matchup data for gpt-oss-120b and Kimi K2.5: OpenRouter usage, pricing, benchmark scores, and community sentiment, refreshed daily. No verdicts — read the tape.
usage share — openrouter model rankings
Usage crossover
current leader: gpt-oss-120b
source: OpenRouter model rankings · daily · 90d · ○ 3 lead changes
through Jul 7, 2026
side by side
Spec & pricing
| Spec | gpt-oss-120b | Kimi K2.5 |
|---|---|---|
| Vendor | OpenAI | Moonshot AI |
| Homepage | openrouter.ai | openrouter.ai |
| Context window | 131.1K tokens | 262.1K tokens |
| Input price | $0.00/MTok | $0.38/MTok |
| Output price | $0.00/MTok | $2.02/MTok |
| Cache read | — | $0.2/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 | gpt-oss-120b | Kimi K2.5 | Source |
|---|---|---|---|
| aa-agentic-index | 13.2 index— · openai/gpt-oss-120b:free | — | openrouter.ai |
| aa-coding-index | 30.4 index— · openai/gpt-oss-120b:free | — | openrouter.ai |
| aa-intelligence-index | 23.8 index— · openai/gpt-oss-120b:free | — | openrouter.ai |
| Aider Polyglot | 41.8%Aug 6 · gpt-oss-120b (high) | — | github.com |
| swe-bench-multilingual | — | 67.3%Feb 13 · mini v2.0.0a0 kimi k2 5 | github.com |
best tracked score per benchmark · scores are not directly comparable across benchmarks
sources linked per row
community pulse
Reddit sentiment
| Signal | gpt-oss-120b | Kimi K2.5 |
|---|---|---|
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 gpt-oss-120b more used than Kimi K2.5?
- As of Jul 7, 2026, gpt-oss-120b shows 1% of OpenRouter token volume and Kimi K2.5 shows 0.3% of OpenRouter token volume. The chart above tracks the full daily series with every lead change marked.
- How does gpt-oss-120b pricing compare to Kimi K2.5?
- gpt-oss-120b runs $0.00 per million input tokens and $0.00 per million output tokens (as of Jul 8, 2026). Kimi K2.5 runs $0.38 per million input tokens and $2.02 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 gpt-oss-120b and Kimi K2.5 score on coding benchmarks?
- The tape holds 7 tracked results for gpt-oss-120b and 1 for Kimi K2.5, but none on a shared benchmark yet — scores are listed side by side without a common baseline.
- 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.
alerts
Get the weekly tape — usage moves, price changes, and new benchmark results for tracked matchups.