Embed 4 — Free API Specifications
Context 131K
Max Output 131K
Modality text
Rate Limit 2,000 inputs/min
Card Required No
OpenAI Compatible No
How to Configure Embed 4 for Free
Base URL
https://api.cohere.com/v2 How to get an API key Get API Key →
One-Click Config for Claude Code, Cursor & More
Claude Code
# Claude Code works via OpenRouter's Anthropic-compatible API.
# Note: Only paid Anthropic Claude models are supported (e.g. claude-sonnet-4.6, claude-opus-4).
# Browse available Claude models at: https://openrouter.ai/models?q=anthropic
# Add to ~/.zshrc or ~/.bashrc
export OPENROUTER_API_KEY="<your-openrouter-api-key>" # Get at https://openrouter.ai/settings/keys
export ANTHROPIC_BASE_URL="https://openrouter.ai/api"
export ANTHROPIC_AUTH_TOKEN="$OPENROUTER_API_KEY"
export ANTHROPIC_API_KEY="" # Must be explicitly empty to avoid conflicts
# Optional: pin specific models for each role
# export ANTHROPIC_DEFAULT_SONNET_MODEL="anthropic/claude-sonnet-4.6"
# export ANTHROPIC_DEFAULT_HAIKU_MODEL="anthropic/claude-haiku-4.5"
# Then simply run: claude Cursor
# Cursor → Settings (⚙️) → Models → Add Model
# Enter the model name exactly as shown, then fill in:
# Override OpenAI Base URL: https://api.cohere.com/v2
# OpenAI API Key: <your-api-key> # Get at https://dashboard.cohere.com/api-keys
# Click "Verify" to confirm the connection, then enable the model.
#
# Model name to add: Embed 4 Codex
# Add to ~/.zshrc or ~/.bashrc
export OPENAI_BASE_URL="https://api.cohere.com/v2"
export OPENAI_API_KEY="<your-api-key>" # Get at https://dashboard.cohere.com/api-keys
# Then run:
codex --model "Embed 4" Gemini CLI
# ~/.gemini/settings.json
{
"apiKey": "<your-api-key>",
"model": "Embed 4"
}
# Get API key at https://dashboard.cohere.com/api-keys OpenCode
// ~/.config/opencode/opencode.json
{
"$schema": "https://opencode.ai/config.json",
"provider": {
"free-llm": {
"npm": "@ai-sdk/openai-compatible",
"name": "Free LLM",
"options": {
"baseURL": "https://api.cohere.com/v2",
"apiKey": "<your-api-key>"
},
"models": {
"Embed 4": { "name": "Embed 4" }
}
}
}
}
// Get API key at https://dashboard.cohere.com/api-keys Hermes
# Step 1 — Edit config.yaml
# Windows: C:\Users\<you>\AppData\Local\hermes\config.yaml
# macOS/Linux: ~/.config/hermes/config.yaml
model:
default: Embed 4
provider: custom
base_url: ${CUSTOM_BASE_URL}
api_key: ${CUSTOM_API_KEY}
model_aliases:
Embed 4:
model: "Embed 4"
provider: "custom"
# Step 2 — Edit .env (same directory as config.yaml)
# Windows: C:\Users\<you>\AppData\Local\hermes\.env
# macOS/Linux: ~/.config/hermes/.env
# ========================
# Custom API (OpenAI-compatible)
# ========================
CUSTOM_API_KEY=<your-api-key> # Get at https://dashboard.cohere.com/api-keys
CUSTOM_BASE_URL=https://api.cohere.com/v2 OpenClaw
// ~/.openclaw/openclaw.json (JSON5 format)
{
"agents": {
"defaults": {
"model": {
"primary": "Embed 4",
},
},
},
"models": {
"providers": {
// Option A — Built-in provider (OpenAI, Anthropic, Google…)
// Just add apiKey; OpenClaw handles the baseUrl automatically
// "openai": { "apiKey": "<your-api-key>" },
// Option B — Custom OpenAI-compatible base URL (e.g. OpenRouter, NVIDIA)
"free-llm": {
"baseUrl": "https://api.cohere.com/v2",
"apiKey": "<your-api-key>", // Get at https://dashboard.cohere.com/api-keys
"api": "openai-completions", // openai-completions | anthropic-messages | …
"models": [
{ "id": "Embed 4", "name": "Embed 4" },
],
},
},
},
}
// Apply: openclaw gateway restart
// Verify: openclaw doctor --fix Frequently Asked Questions about Embed 4
Is Embed 4 free to use?
Yes. Embed 4 is available on a permanently free tier via Cohere. No credit card is required — simply sign up and get your API key. The free tier includes a rate limit of 2,000 inputs/min.
What is Embed 4 best for?
Embed 4 is optimized for chat, embedding tasks. It supports text modalities, with a context window of 131K tokens and a maximum output of 131K tokens. Embed 4 — free model from Cohere.
Is Embed 4 OpenAI-compatible?
Embed 4 does not use a standard OpenAI-compatible endpoint. Please refer to the Cohere documentation for SDK integration details.
How do I get an API key for Embed 4?
Visit Cohere's API key page to register and generate a free API key. Once you have the key, use the configuration snippets above to set up Claude Code, Cursor, or your preferred AI coding tool.