head-to-head · model vs model
gpt-oss-120b vs gpt-oss-20b
Live matchup data for gpt-oss-120b and gpt-oss-20b: 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
through Jul 7, 2026
side by side
Spec & pricing
| Spec | gpt-oss-120b | gpt-oss-20b |
|---|---|---|
| Vendor | OpenAI | OpenAI |
| Homepage | openrouter.ai | openrouter.ai |
| Context window | 131.1K tokens | 131.1K tokens |
| Input price | $0.00/MTok | $0.00/MTok |
| Output price | $0.00/MTok | $0.00/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 | gpt-oss-20b | Source |
|---|---|---|---|
| aa-agentic-index | 13.2 index— · openai/gpt-oss-120b:free | 3.1 index— · openai/gpt-oss-20b:free | openrouter.ai |
| aa-coding-index | 30.4 index— · openai/gpt-oss-120b:free | 20.7 index— · openai/gpt-oss-20b:free | openrouter.ai |
| aa-intelligence-index | 23.8 index— · openai/gpt-oss-120b:free | 14.9 index— · openai/gpt-oss-20b:free | openrouter.ai |
| Aider Polyglot | 41.8%Aug 6 · gpt-oss-120b (high) | — | 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 | gpt-oss-20b |
|---|---|---|
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 gpt-oss-20b?
- As of Jul 7, 2026, gpt-oss-120b shows 1% of OpenRouter token volume and gpt-oss-20b 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 gpt-oss-20b?
- gpt-oss-120b runs $0.00 per million input tokens and $0.00 per million output tokens (as of Jul 8, 2026). gpt-oss-20b runs $0.00 per million input tokens and $0.00 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 gpt-oss-120b and gpt-oss-20b score on coding benchmarks?
- On aa-agentic-index, gpt-oss-120b scores 13.2 index (—) and gpt-oss-20b scores 3.1 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.
alerts
Get the weekly tape — usage moves, price changes, and new benchmark results for tracked matchups.