API PRICES

OpenAI · o3-pro

Provider prices, cheapest first

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OpenAI · o3-pro official price: input 20.00, output 80.00 USD per million tokens (OpenAI, observed 2026-10-17). Cheapest inference provider: OpenRouter, input 20, output 80 USD per million tokens. Cheapest relay: xy.poloapi.com, group "Low-price perk | fluctuating temporary resources [machine translation] (on site: 低价福利 | 波动临时资源)" 28 USD_CREDIT per million total tokens (credit price, not cash, observed 2026-10-16). 43 sites have comparable prices; 84 sites list this model.Relay blended price uses 75% input and 25% output.

Price ranges per million tokens

Official cash prices · Lowest 35 · median 35 · highest 35 · 1 quotes USD / per million tokens

Inference provider cash prices · Lowest 35 · median 35 · highest 35 · 1 quotes USD / per million tokens

USD_CREDIT · Lowest 28 · median 75.25 · highest 122.5 · 2 quotes USD / per million tokens, site credit

Official price

ProviderInputOutputCache readCache writeUnitObservedConditions and source
OpenAI20.0080.00——USD / 1M tokens
Official source

Official prices are the vendor's cash prices. Inference providers also list cash prices and can be compared directly. Relays list prices in site credit; what you actually pay depends on each site's top-up rate, so they cannot be compared with official prices directly.

Inference providers

ProviderInputOutputCache readCache writeUnitObservedConditions and sourcevs official
OpenRouter · Aggregator2080——USD / 1M tokens
Official source
Input 0% · Output 0%

Unit: USD credits per 1M tokens. These are site-credit prices; actual cost depends on each site’s top-up rate.

Filtering by provider: xy.poloapi.com

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Blended price = input × 75% + output × 25%, without cache.

Price range: lowest 28 · median 75.25 · highest 122.5 (2 quotes, USD credits per million total tokens)

sites have comparable prices4384 sites list this model; approximately 1 operators
Lowest input price16USD credits / 1M
Median of each provider’s lowest price16USD credits / 1M

Relays

Prices below are in site credit, not cash.

#ProviderPlan / conditionsInput ↑USD credits / 1MOutput USD credits / 1MCache readUSD credits / 1MBlendedUSD credits / 1MDetails
Recent price
01xy.poloapi.comAsk or discussCollected:
Collected this cycle
View 2 plans
2 more sites of the same company

Basis: identical quotes, same status-page name, logo or server address. Counted as one company in the ranking; this is not a legal finding.

Low-price perk | fluctuating temporary resources [machine translation]Group on site: 低价福利 | 波动临时资源
✨️Multi-model relay, low price [machine translation]Original: ✨️多模型中转,低价
Operator pending verification
1664—28Median price ÷ this price: 2.6875×Full prices and sources
02xy.poloapi.comAsk or discussCollected:
Collected this cycle
View 2 plans
2 more sites of the same company

Basis: identical quotes, same status-page name, logo or server address. Counted as one company in the ranking; this is not a legal finding.

gpt-vip
az premium-quality resources [machine translation]Original: az优质资源
Operator pending verification
70280—122.5Median price ÷ this price: 0.614285714285714285714285714285714286×Full prices and sources
How this ranking works

All per-token prices: 97,455 prices from 871 sites (about 765 companies). 89,631 are ranked, from 861 sites (about 755 companies); 7,824 more are listed separately and not ranked. Prices collected up to 2026-10-17.

This model has 258 recorded prices; 119 can be compared directly. Not comparable yet: price not parsed yet 89, scope of the official doc price not confirmed 24, display unit not confirmed 7, ratio looks unset 6, billed per request or another unit 4, tiered by rules (see Tiered prices) 4

2 recent · 0 stale (older than 10 days, or not updated by this refresh) · 0 unverified timestamps. Minimum and median only count recent paid prices; older prices stay in the table. 0 zero-valued pairs are separately unverified, without proof of free eligibility. Timing does not verify payment, upstream identity or quality.

Prices are converted to site credits using each site’s published ratio. What you actually pay depends on its top-up rate. Input, output and cache prices in each row come from the same plan. Several sites run by the same company take one place in the ranking: its cheapest plan, with the other sites listed under it. We judge “same company” by identical prices, status pages or homepage code; this is not a legal finding. To see every site’s prices, choose “All plans” or filter by provider.

“Self-declared unofficial channel” means the plan name itself says “reverse-engineered” or similar. We have not verified their source or quality. Minimum and median only count regular plans.

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FAQ

Which API is cheapest for OpenAI · o3-pro?

xy.poloapi.com, group "低价福利 | 波动临时资源 (Low-price perk | fluctuating temporary resources)", 28 USD credit per million total tokens, observed 2026-10-16. 43 sites have comparable prices.

What is the official price for OpenAI · o3-pro?

Input 20, output 80 USD per million tokens, checked 2026-10-17. Lowest inference provider: OpenRouter, input 20, output 80 USD per million tokens. Input 0% higher than official.

How do I use OpenAI · o3-pro in Claude Code or Codex?

Install Grandet Skill, then say "Connect the cheapest OpenAI · o3-pro API to Claude Code for me". Install Skill →