head-to-head · model vs model
GPT-5.5 vs Claude Opus 4.8
Live matchup data for GPT-5.5 and Claude Opus 4.8: OpenRouter usage, pricing, benchmark scores, and community sentiment, refreshed daily. No verdicts — read the tape.
usage share — openrouter model rankings
Usage crossover
current leader: Claude Opus 4.8
source: OpenRouter model rankings · daily · 90d · ○ 1 lead change
through Jul 7, 2026
side by side
Spec & pricing
| Spec | GPT-5.5 | Claude Opus 4.8 |
|---|---|---|
| Vendor | OpenAI | Anthropic |
| Homepage | openrouter.ai | openrouter.ai |
| Context window | 1.1M tokens | 1M tokens |
| Input price | $5.00/MTok | $5.00/MTok |
| Output price | $30.00/MTok | $25.00/MTok |
| Cache read | $0.5/MTok | $0.5/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-5.5 | Claude Opus 4.8 | Source |
|---|---|---|---|
| aa-agentic-index | 44.9 index— · openai/gpt-5.5 | 47.2 index— · anthropic/claude-opus-4.8 | openrouter.ai |
| aa-coding-index | 74.9 index— · openai/gpt-5.5 | 74.3 index— · anthropic/claude-opus-4.8 | openrouter.ai |
| aa-intelligence-index | 54.8 index— · openai/gpt-5.5 | 55.7 index— · anthropic/claude-opus-4.8 | openrouter.ai |
best tracked score per benchmark · scores are not directly comparable across benchmarks
sources linked per row
community pulse
Reddit sentiment
| Signal | GPT-5.5 | Claude Opus 4.8 |
|---|---|---|
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-5.5 more used than Claude Opus 4.8?
- As of Jul 7, 2026, GPT-5.5 shows 2.2% of OpenRouter token volume and Claude Opus 4.8 shows 4% of OpenRouter token volume. The chart above tracks the full daily series with every lead change marked.
- How does GPT-5.5 pricing compare to Claude Opus 4.8?
- GPT-5.5 runs $5.00 per million input tokens and $30.00 per million output tokens (as of Jul 8, 2026). Claude Opus 4.8 runs $5.00 per million input tokens and $25.00 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-5.5 and Claude Opus 4.8 score on coding benchmarks?
- On aa-agentic-index, GPT-5.5 scores 44.9 index (—) and Claude Opus 4.8 scores 47.2 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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