gpt-5.6-sol pricing and API access

How to use gpt-5.6-sol

In config.toml add a [model_providers.codebyai] block with base_url = "https://www.codebyai.net/api/agent", set model_provider = "codebyai", and save your Code By AI key as OPENAI_API_KEY in auth.json, and use the model ID gpt-5.6-sol. The Codex guide walks through the full configuration.

model_provider = "codebyai"
model = "gpt-5.6-sol"

[model_providers.codebyai]
name = "codebyai"
base_url = "https://www.codebyai.net/api/agent"
wire_api = "responses"
requires_openai_auth = true

Compare other Codex models

• gpt-6-sol$0.27 / $1.33
• gpt-6.1-sol$0.27 / $1.33
• gpt-5.6-terraDefault$0.33 / $2.00
• gpt-6-astra$1.33 / $6.67

gpt-5.6-sol FAQ

How much does gpt-5.6-sol cost on Code By AI?

gpt-5.6-sol costs $0.53 per 1M input tokens, $0.05 per 1M cached input tokens and $2.67 per 1M output tokens. OpenAI lists the same model at $4.00 input and $20.00 output.

Is gpt-5.6-sol the default Codex model?

No. Requests to Codex without a model parameter use the default model instead; set the model parameter to gpt-5.6-sol to select this one.

How do I use gpt-5.6-sol?

In config.toml, add a [model_providers.codebyai] block with base_url = "https://www.codebyai.net/api/agent", set model_provider = "codebyai" and save your Code By AI key as OPENAI_API_KEY in auth.json, then use the model ID gpt-5.6-sol. The Codex guide covers the full configuration.