config-sample.md Codex Docs, 2026-03-09 00:34 UTC → 2026-05-12 01:59 UTC

27# Core Model Selection27# Core Model Selection

28################################################################################28################################################################################

29 29 

30# Primary model used by Codex. Recommended example for most users: "gpt-5.4".30# Primary model used by Codex. Recommended example for most users: "gpt-5.5".

31model = "gpt-5.4"31model = "gpt-5.5"

32 32 

33# Communication style for supported models. Allowed values: none | friendly | pragmatic33# Communication style for supported models. Allowed values: none | friendly | pragmatic

34# personality = "pragmatic"34# personality = "pragmatic"

35 35 

36# Optional model override for /review. Default: unset (uses current session model).36# Optional model override for /review. Default: unset (uses current session model).

37# review_model = "gpt-5.4"37# review_model = "gpt-5.5"

38 38 

39# Provider id selected from [model_providers]. Default: "openai".39# Provider id selected from [model_providers]. Default: "openai".

40model_provider = "openai"40model_provider = "openai"

83# Inline override for the history compaction prompt. Default: unset.83# Inline override for the history compaction prompt. Default: unset.

84# compact_prompt = ""84# compact_prompt = ""

85 85 

86# Override the default commit co-author trailer. Set to "" to disable it.86# Override the default commit co-author trailer. This only takes effect when

87# [features].codex_git_commit is enabled. When enabled and unset, Codex uses

88# "Codex <noreply@openai.com>". Set to "" to disable it.

87# commit_attribution = "Jane Doe <jane@example.com>"89# commit_attribution = "Jane Doe <jane@example.com>"

88 90 

89# Override built-in base instructions with a file path. Default: unset.91# Override built-in base instructions with a file path. Default: unset.

107# - untrusted: only known-safe read-only commands auto-run; others prompt109# - untrusted: only known-safe read-only commands auto-run; others prompt

108# - on-request: model decides when to ask (default)110# - on-request: model decides when to ask (default)

109# - never: never prompt (risky)111# - never: never prompt (risky)

110# - { reject = { ... } }: auto-reject selected prompt categories112# - { granular = { ... } }: allow or auto-reject selected prompt categories

111approval_policy = "on-request"113approval_policy = "on-request"

112# Example granular auto-reject policy:114# Who reviews eligible approval prompts: user (default) | auto_review

113# approval_policy = { reject = { sandbox_approval = true, rules = false, mcp_elicitations = false } }115# approvals_reviewer = "user"

116 

117# Example granular policy:

118# approval_policy = { granular = {

119# sandbox_approval = true,

120# rules = true,

121# mcp_elicitations = true,

122# request_permissions = false,

123# skill_approval = false

124# } }

114 125 

115# Allow login-shell semantics for shell-based tools when they request `login = true`.126# Allow login-shell semantics for shell-based tools when they request `login = true`.

116# Default: true. Set false to force non-login shells and reject explicit login-shell requests.127# Default: true. Set false to force non-login shells and reject explicit login-shell requests.

121# - workspace-write132# - workspace-write

122# - danger-full-access (no sandbox; extremely risky)133# - danger-full-access (no sandbox; extremely risky)

123sandbox_mode = "read-only"134sandbox_mode = "read-only"

135# Named permissions profile to apply by default. Built-ins:

136# :read-only | :workspace | :danger-no-sandbox

137# Use a custom name such as "workspace" only when you also define [permissions.workspace].

138# default_permissions = ":workspace"

139 

140# Example filesystem profile. Use `"none"` to deny reads for exact paths or

141# glob patterns. On platforms that need pre-expanded glob matches, set

142# glob_scan_max_depth when using unbounded patterns such as `**`.

143# [permissions.workspace.filesystem]

144# glob_scan_max_depth = 3

145# ":project_roots" = { "." = "write", "**/*.env" = "none" }

146# "/absolute/path/to/secrets" = "none"

124 147 

125################################################################################148################################################################################

126# Authentication & Login149# Authentication & Login

132# Base URL for ChatGPT auth flow (not OpenAI API).155# Base URL for ChatGPT auth flow (not OpenAI API).

133chatgpt_base_url = "https://chatgpt.com/backend-api/"156chatgpt_base_url = "https://chatgpt.com/backend-api/"

134 157 

158# Optional base URL override for the built-in OpenAI provider.

159# openai_base_url = "https://us.api.openai.com/v1"

160 

135# Restrict ChatGPT login to a specific workspace id. Default: unset.161# Restrict ChatGPT login to a specific workspace id. Default: unset.

136# forced_chatgpt_workspace_id = "00000000-0000-0000-0000-000000000000"162# forced_chatgpt_workspace_id = "00000000-0000-0000-0000-000000000000"

137 163 

265# Managed network proxy settings291# Managed network proxy settings

266################################################################################292################################################################################

267 293 

268[permissions.network]294# Set `default_permissions = "workspace"` before enabling this profile.

295# [permissions.workspace.network]

269# enabled = true296# enabled = true

270# proxy_url = "http://127.0.0.1:43128"297# proxy_url = "http://127.0.0.1:43128"

271# admin_url = "http://127.0.0.1:43129"298# admin_url = "http://127.0.0.1:43129"

277# dangerously_allow_non_loopback_admin = false304# dangerously_allow_non_loopback_admin = false

278# dangerously_allow_all_unix_sockets = false305# dangerously_allow_all_unix_sockets = false

279# mode = "limited" # limited | full306# mode = "limited" # limited | full

280# allowed_domains = ["api.openai.com"]

281# denied_domains = ["example.com"]

282# allow_unix_sockets = ["/var/run/docker.sock"]

283# allow_local_binding = false307# allow_local_binding = false

308#

309# [permissions.workspace.network.domains]

310# "api.openai.com" = "allow"

311# "example.com" = "deny"

312#

313# [permissions.workspace.network.unix_sockets]

314# "/var/run/docker.sock" = "allow"

284 315 

285################################################################################316################################################################################

286# History (table)317# History (table)

304# Notification mechanism for terminal alerts: auto | osc9 | bel. Default: "auto"335# Notification mechanism for terminal alerts: auto | osc9 | bel. Default: "auto"

305# notification_method = "auto"336# notification_method = "auto"

306 337 

338# When notifications fire: unfocused (default) | always

339# notification_condition = "unfocused"

340 

307# Enables welcome/status/spinner animations. Default: true341# Enables welcome/status/spinner animations. Default: true

308animations = true342animations = true

309 343 

318# Set to [] to hide the footer.352# Set to [] to hide the footer.

319# status_line = ["model", "context-remaining", "git-branch"]353# status_line = ["model", "context-remaining", "git-branch"]

320 354 

355# Ordered list of terminal window/tab title item IDs. When unset, Codex uses:

356# ["spinner", "project"]. Set to [] to clear the title.

357# Available IDs include app-name, project, spinner, status, thread, git-branch, model,

358# and task-progress.

359# terminal_title = ["spinner", "project"]

360 

321# Syntax-highlighting theme (kebab-case). Use /theme in the TUI to preview and save.361# Syntax-highlighting theme (kebab-case). Use /theme in the TUI to preview and save.

322# You can also add custom .tmTheme files under $CODEX_HOME/themes.362# You can also add custom .tmTheme files under $CODEX_HOME/themes.

323# theme = "catppuccin-mocha"363# theme = "catppuccin-mocha"

324 364 

365# Custom key bindings. Context-specific bindings override [tui.keymap.global].

366# Use [] to unbind an action.

367# [tui.keymap.global]

368# open_transcript = "ctrl-t"

369# open_external_editor = []

370#

371# [tui.keymap.composer]

372# submit = ["enter", "ctrl-m"]

373 

325# Internal tooltip state keyed by model slug. Usually managed by Codex.374# Internal tooltip state keyed by model slug. Usually managed by Codex.

326# [tui.model_availability_nux]375# [tui.model_availability_nux]

327# "gpt-5.4" = 1376# "gpt-5.4" = 1

341# hide_rate_limit_model_nudge = true390# hide_rate_limit_model_nudge = true

342# hide_gpt5_1_migration_prompt = true391# hide_gpt5_1_migration_prompt = true

343# "hide_gpt-5.1-codex-max_migration_prompt" = true392# "hide_gpt-5.1-codex-max_migration_prompt" = true

344# model_migrations = { "gpt-4.1" = "gpt-5.1" }393# model_migrations = { "gpt-5.3-codex" = "gpt-5.4" }

345 394 

346################################################################################395################################################################################

347# Centralized Feature Flags (preferred)396# Centralized Feature Flags (preferred)

351# Leave this table empty to accept defaults. Set explicit booleans to opt in/out.400# Leave this table empty to accept defaults. Set explicit booleans to opt in/out.

352# shell_tool = true401# shell_tool = true

353# apps = false402# apps = false

354# apps_mcp_gateway = false403# codex_git_commit = false

355# unified_exec = false404# codex_hooks = false

356# shell_snapshot = false405# unified_exec = true

357# multi_agent = false406# shell_snapshot = true

407# multi_agent = true

358# personality = true408# personality = true

359# use_linux_sandbox_bwrap = false

360# runtime_metrics = true

361# powershell_utf8 = true

362# child_agents_md = false

363# sqlite = true

364# fast_mode = true409# fast_mode = true

365# enable_request_compression = true410# enable_request_compression = true

366# image_generation = false

367# skill_mcp_dependency_install = true411# skill_mcp_dependency_install = true

368# skill_env_var_dependency_prompt = false

369# default_mode_request_user_input = false

370# artifact = false

371# prevent_idle_sleep = false412# prevent_idle_sleep = false

372# responses_websockets = false413 

373# responses_websockets_v2 = false414################################################################################

374# image_detail_original = false415# Memories (table)

416################################################################################

417 

418# Enable memories with [features].memories, then tune memory behavior here.

419# [memories]

420# generate_memories = true

421# use_memories = true

422# disable_on_external_context = false # legacy alias: no_memories_if_mcp_or_web_search

423 

424################################################################################

425# Lifecycle hooks can be configured here inline or in a sibling hooks.json.

426################################################################################

427 

428# [hooks]

429# [[hooks.PreToolUse]]

430# matcher = "^Bash$"

431#

432# [[hooks.PreToolUse.hooks]]

433# type = "command"

434# command = 'python3 "/absolute/path/to/pre_tool_use_policy.py"'

435# timeout = 30

436# statusMessage = "Checking Bash command"

375 437 

376################################################################################438################################################################################

377# Define MCP servers under this table. Leave empty to disable.439# Define MCP servers under this table. Leave empty to disable.

386# command = "docs-server" # required448# command = "docs-server" # required

387# args = ["--port", "4000"] # optional449# args = ["--port", "4000"] # optional

388# env = { "API_KEY" = "value" } # optional key/value pairs copied as-is450# env = { "API_KEY" = "value" } # optional key/value pairs copied as-is

389# env_vars = ["ANOTHER_SECRET"] # optional: forward these from the parent env451# env_vars = ["ANOTHER_SECRET"] # optional: forward local parent env vars

452# env_vars = ["LOCAL_TOKEN", { name = "REMOTE_TOKEN", source = "remote" }]

390# cwd = "/path/to/server" # optional working directory override453# cwd = "/path/to/server" # optional working directory override

454# experimental_environment = "remote" # experimental: run stdio via a remote executor

391# startup_timeout_sec = 10.0 # optional; default 10.0 seconds455# startup_timeout_sec = 10.0 # optional; default 10.0 seconds

392# # startup_timeout_ms = 10000 # optional alias for startup timeout (milliseconds)456# # startup_timeout_ms = 10000 # optional alias for startup timeout (milliseconds)

393# tool_timeout_sec = 60.0 # optional; default 60.0 seconds457# tool_timeout_sec = 60.0 # optional; default 60.0 seconds

418# - openai482# - openai

419# - ollama483# - ollama

420# - lmstudio484# - lmstudio

485# - amazon-bedrock

486# These IDs are reserved. Use a different ID for custom providers.

421 487 

422[model_providers]488[model_providers]

423 489 

490# --- Example: built-in Amazon Bedrock provider options ---

491# model_provider = "amazon-bedrock"

492# model = "<bedrock-model-id>"

493# [model_providers.amazon-bedrock.aws]

494# profile = "default"

495# region = "eu-central-1"

496 

424# --- Example: OpenAI data residency with explicit base URL or headers ---497# --- Example: OpenAI data residency with explicit base URL or headers ---

425# [model_providers.openaidr]498# [model_providers.openaidr]

426# name = "OpenAI Data Residency"499# name = "OpenAI Data Residency"

427# base_url = "https://us.api.openai.com/v1" # example with 'us' domain prefix500# base_url = "https://us.api.openai.com/v1" # example with 'us' domain prefix

428# wire_api = "responses" # only supported value501# wire_api = "responses" # only supported value

429# # requires_openai_auth = true # built-in OpenAI defaults to true502# # requires_openai_auth = true # use only for providers backed by OpenAI auth

430# # request_max_retries = 4 # default 4; max 100503# # request_max_retries = 4 # default 4; max 100

431# # stream_max_retries = 5 # default 5; max 100504# # stream_max_retries = 5 # default 5; max 100

432# # stream_idle_timeout_ms = 300000 # default 300_000 (5m)505# # stream_idle_timeout_ms = 300000 # default 300_000 (5m)

445# env_key_instructions = "Set AZURE_OPENAI_API_KEY in your environment"518# env_key_instructions = "Set AZURE_OPENAI_API_KEY in your environment"

446# # supports_websockets = false519# # supports_websockets = false

447 520 

521# --- Example: command-backed bearer token auth ---

522# [model_providers.proxy]

523# name = "OpenAI using LLM proxy"

524# base_url = "https://proxy.example.com/v1"

525# wire_api = "responses"

526#

527# [model_providers.proxy.auth]

528# command = "/usr/local/bin/fetch-codex-token"

529# args = ["--audience", "codex"]

530# timeout_ms = 5000

531# refresh_interval_ms = 300000

532 

448# --- Example: Local OSS (e.g., Ollama-compatible) ---533# --- Example: Local OSS (e.g., Ollama-compatible) ---

449# [model_providers.ollama]534# [model_providers.local_ollama]

450# name = "Ollama"535# name = "Ollama"

451# base_url = "http://localhost:11434/v1"536# base_url = "http://localhost:11434/v1"

452# wire_api = "responses"537# wire_api = "responses"

473# enabled = false558# enabled = false

474# approval_mode = "approve"559# approval_mode = "approve"

475 560 

561# Optional tool suggestion allowlist for connectors or plugins Codex can offer to install.

562# [tool_suggest]

563# discoverables = [

564# { type = "connector", id = "gmail" },

565# { type = "plugin", id = "figma@openai-curated" },

566# ]

567# disabled_tools = [

568# { type = "plugin", id = "slack@openai-curated" },

569# { type = "connector", id = "connector_googlecalendar" },

570# ]

571 

476################################################################################572################################################################################

477# Profiles (named presets)573# Profiles (named presets)

478################################################################################574################################################################################