High-effort o3 tier for difficult technical reasoning and careful answers
Specification
openai listing
Context
200K
Max output
100K
Released
2025-06-10
Knowledge cutoff
2024-06
Retires
2026-12-11
Open weights
no
Input
text, image
Output
text
Price
US dollars per million tokens · openai list price
Input
$20.00
Output
$80.00
Cache read
$11.00
Batch and priority prices
US dollars per million tokens · per listing
| Price | Listing | $/M |
|---|---|---|
| Batch input | azure | $10.00 |
| Batch output | azure | $40.00 |
Batch input is 50% below the interactive input price at the same listing.
Quality
1 benchmark · 1 source
Composite
97th
percentile of 334 scored models
Rank
10 / 334
±0.11 sd
Evidence
1 × 1
too little evidence to place with confidence
Effort range
—
one configuration only
coding99th1/3 bench
Every score
one row per source and configuration — nothing averaged away
| Benchmark | Score | Configuration | Source | Run |
|---|---|---|---|---|
| Aider polyglot | 84.9 | high · aider diff | Aider | 2025-06-28 |
The leading figure for a benchmark is the median across its configurations, so one heroic high-effort run cannot set the number.
Available from 10 hosts
| Host | In $/M | Out $/M | Cache rd | Cache wr | Context | Output | Retires |
|---|---|---|---|---|---|---|---|
| openaivendor | $20.00 | $80.00 | — | — | 200K | 100K | 2026-12-11 |
| poe | $18.00 | $72.00 | — | — | 200K | 100K | — |
| abacus | $20.00 | $40.00 | — | — | 200K | 100K | — |
| azure | $20.00 | $80.00 | — | — | 200K | 100K | 2026-11-19 |
| edenai | $20.00 | $80.00 | — | — | 200K | 100K | — |
| helicone | $20.00 | $80.00 | — | — | 200K | 100K | — |
| kilo | $20.00 | $80.00 | — | — | 200K | 100K | — |
| openrouter | $20.00 | $80.00 | — | — | 200K | 100K | — |
| vercel | $20.00 | $80.00 | — | — | 200K | 100K | — |
| nano-gpt | $22.00 | $88.00 | $11.00 | — | 200K | 100K | — |
Price history
append-only observations · a listing writes a row only when its price moves
| Date | Host | Field | $/M |
|---|---|---|---|
| 2026-09-02 | openrouter | Input | $20.00 |
| 2026-09-06 | openrouter | Input | $20.00 |
| 2026-09-02 | openrouter | Output | $80.00 |
| 2026-09-06 | openrouter | Output | $80.00 |
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