This model was retired on 2026-04-16. The pricing below is the last-known rate, kept for migration reference.

O3 (2025-04-16)Deprecated

OpenAI
VisionTool useReasoningPrompt cachingStructured outputWeb search
Context
200K
Max output
100K
Serving providers
2
Cheapest input
$2.00 /1M
Prices are on-demand list rates. Enterprise commitments (committed-use discounts, provisioned throughput, negotiated rates) can be materially lower.

Benchmarks

independent evaluations · source: ARC Prize
Individual benchmarks · click a row for effort variants
BenchmarkBest scoreEffortCost / task
ARC-AGI-27%high$0.834

Pricing by serving provider

last-known · per 1M tokens · click a provider to expand
Serving providerInput /1MOutput /1MEndpoints
Azure$2.00$8.001
OpenAI$2.00$8.001

Price history

input + output $/1M since we started tracking
Input Output
Input down 80% since first tracked
$0.000$10.00$20.00$30.00$40.00Apr 16Apr 20Jun 10Nov 16Jun 22$8.00$2.00

Cost calculator

estimate your monthly spend on this model
$1,040
estimated / month

Model IDs

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azure/o3-2025-04-16o3-2025-04-16

Frequently asked questions

O3 (2025-04-16) pricing, context and availability

Is O3 (2025-04-16) still available?

O3 (2025-04-16) was retired on 2026-04-16. The pricing on this page is the last-known rate, kept for migration reference.

How much did O3 (2025-04-16) cost?

O3 (2025-04-16)'s last-known pricing, before it was retired on 2026-04-16, was $2.00 per 1M input tokens and $8.00 per 1M output tokens.

What was the context window of O3 (2025-04-16)?

O3 (2025-04-16) had a 200K token context window and could return up to 100K output tokens.

What could O3 (2025-04-16) do?

O3 (2025-04-16) supported image input (vision), tool use, reasoning, prompt caching, structured output and web search.

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