head-to-head · model vs model
GPT-5.3-Codex vs Claude Sonnet 5
Live matchup data for GPT-5.3-Codex and Claude Sonnet 5: OpenRouter usage, pricing, benchmark scores, and community sentiment, refreshed daily. No verdicts — read the tape.
share of openrouter tokens
as of Jul 7, 2026 · Δ vs ≥7d prior
usage share — openrouter model rankings
Usage crossover
source: OpenRouter model rankings · daily · 90d
through Jul 7, 2026
side by side
Spec & pricing
| Spec | GPT-5.3-Codex | Claude Sonnet 5 |
|---|---|---|
| Vendor | OpenAI | Anthropic |
| Homepage | openrouter.ai | openrouter.ai |
| Context window | 400K tokens | 1M tokens |
| Input price | $1.75/MTok | $2.00/MTok |
| Output price | $14.00/MTok | $10.00/MTok |
| Cache read | $0.17/MTok | $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-5.3-Codex | Claude Sonnet 5 | Source |
|---|---|---|---|
| aa-agentic-index | — | 46.7 index— · anthropic/claude-sonnet-5 | openrouter.ai |
| aa-coding-index | — | 71.5 index— · anthropic/claude-sonnet-5 | openrouter.ai |
| aa-intelligence-index | — | 53.4 index— · anthropic/claude-sonnet-5 | openrouter.ai |
best tracked score per benchmark · scores are not directly comparable across benchmarks
sources linked per row
community pulse
Reddit sentiment
| Signal | GPT-5.3-Codex | Claude Sonnet 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-5.3-Codex more used than Claude Sonnet 5?
- As of Jul 7, 2026, GPT-5.3-Codex shows 0.2% of OpenRouter token volume and Claude Sonnet 5 shows 1.9% of OpenRouter token volume. The chart above tracks the full daily series with every lead change marked.
- How does GPT-5.3-Codex pricing compare to Claude Sonnet 5?
- GPT-5.3-Codex runs $1.75 per million input tokens and $14.00 per million output tokens (as of Jul 8, 2026). Claude Sonnet 5 runs $2.00 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 GPT-5.3-Codex and Claude Sonnet 5 score on coding benchmarks?
- The tape holds 0 tracked results for GPT-5.3-Codex and 3 for Claude Sonnet 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.
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