Calculate the cost of using gpt-5.3-codex from Github Copilot for your AI applications
Pricing data last updated:
Mode: Responses
Max: 128,000 tokens
Max: 128,000 tokens
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gpt-5.3-codex is a responses model from Github Copilot, one of 13 responses models they offer. It is priced at $1.75 per 1M input tokens and $14.00 per 1M output tokens, ranking 78 out of 171 responses models by cost and cheaper than 53% of models in this category. gpt-5.3-codex supports vision, function calling, reasoning, structured output. It accepts up to 128K input tokens.
Note: Use the interactive calculator above to estimate costs for your specific usage patterns.
Use the maximum token limits shown above to understand the model's capacity. This model can handle up to 128,000 input tokens. The maximum output length is 128,000 tokens.
At $1.75 per 1M input tokens and $14.00 per 1M output tokens, gpt-5.3-codex ranks 78 out of 171 responses models by input cost. It is more affordable compared to the median of $2.00 for responses models, and is cheaper than 53% of models in this category.
gpt-5.3-codex is one of 13 Github Copilot responses models, with support for vision, function calling, reasoning, structured output.
| Model | Provider | Input / 1M tokens | Output / 1M tokens | vs gpt-5.3-codex |
|---|---|---|---|---|
| codex-mini | Azure | $1.50 | $6.00 | -14% |
| gpt-5.2-codex | Azure | $1.75 | $14.00 | 0% |
| gpt-5.3-codex | Azure | $1.75 | $14.00 | 0% |
Similar responses models from other providers
No. gpt-5.3-codex costs $1.75 per 1M input tokens while codex-mini costs $1.50 per 1M input tokens, making codex-mini 14% more affordable for input. However, gpt-5.3-codex may offer different capabilities or performance characteristics that justify the price difference.
gpt-5.3-codex input pricing is $1.75 per 1M tokens, which is 12% below the median of $2.00 for responses models. It ranks 78 out of 171 responses models by input cost, making it cheaper than 53% of models in this category. For output, it costs $14.00 per 1M tokens compared to the median of $11.00.
Among Github Copilot's 13 responses models, gpt-5.3-codex ranks 7 by input cost.
The most comparable responses models to gpt-5.3-codex are: codex-mini from Azure ($1.50/1M input tokens); gpt-5.2-codex from Azure ($1.75/1M input tokens); gpt-5.3-codex from Azure ($1.75/1M input tokens); gpt-5.2-codex from OpenAI ($1.75/1M input tokens). These alternatives were selected based on similar capabilities, pricing, and provider diversity. You can compare any of these models in detail using the Bifrost Model Library.
gpt-5.3-codex is priced based on input and output tokens. Use the interactive calculator at the top of this page to estimate costs for your specific workload. Enter your expected input and output tokens volume and the calculator will show the total cost breakdown. For reference, processing 1M input tokens costs $1.75 and generating 1M output tokens costs $14.00.