$WILDCARD is live: Coming Soon

Now in Public Beta

Connect AI Agents to any API

Discover, execute, and manage API actions with agents.json. Build custom collections and use our growing official library of agentic APIs.

GIPHY

Giphy

Search and share GIFs

Fun
Slack

Slack

Send messages and manage channels

Popular
Stripe

Stripe

Process payments securely

Verified

Your AI's Gateway to APIs

Discover and execute API actions across thousands of endpoints intelligently

Custom Collections

Start with our collection of agents.json specifications, ready to use with your AI agents.

Create custom collections by adding your own APIs and tools with agents.json.

agents.json{ ... }Custom Collection

Tool Search

LLMs struggle to select the right action beyond a few tools.

Let your AI agents query Wildcard to pick tools using natural language.

Tool Selection Accuracy

Wildcard~95%
w/ 2000+ endpoints
GPT-4o~60%
w/ 1 endpoint

Model-Agnostic Execution

Wildcard drops in tool definitions catered to your agent's model.

Own your tool calls. Execute actions on your own infrastructure.

Wildcard PlatformGPTClaudeLlamaYour Infrastructure

agents.json registry

Discoverable and Optimized API Actions for your AI agents.

Official
|
Verified by API Provider
R

Resend API

Deliver transactional and marketing emails at scale.

REST API
HTTP
598
v0.1.0View
🦙

Alpaca Markets API

Trade stocks and crypto with real-time market data.

Data
REST API
HTTP
204
v0.1.0View
R

Rootly API

AI-powered on-call and incident response platform

REST API
HTTP
299
v0.1.0View
Slack

Slack API

Send messages, manage channels and conversations

Communication
Messaging
Management
REST API
HTTP
451
v0.1.0View

Twitter API

Post tweets, fetch user data, and interact with Twitter content.

Data
REST API
HTTP
279
v0.1.0View
S

Stripe API

Manage products, subscriptions, and customers.

Payments
Management
REST API
HTTP
246
v0.1.0View
H

HubSpot Contacts API

Create, update, and manage CRM contacts.

Management
REST API
HTTP
127
v0.1.0View

Google Sheets API

Read, write, and update spreadsheet data

Productivity
Data
REST API
HTTP
320
v0.1.0View
G

Giphy API

Search, retrieve, and embed GIFs and animated stickers.

REST API
HTTP
55
v0.1.0View
O

The Odds API

Retrieve real-time sports odds, scores, and betting market data.

Data
REST API
HTTP
86
v0.1.0View

Get Started in Minutes

Install our SDK and start building with agents.json right away

1. Install the SDK

pip install agentsjson

2. Search for Actions

import requests

flow = requests.get(
    "https://api.wild-card.ai/search",
    params={
        "query": "Create a product called 
                 Premium Access for $100",
        "collection_id": "<YOUR_COLLECTION_ID>",
    }
)

3. Execute Actions

from agentsjson import execute, get_tool
from openai import OpenAI

tools = get_tools(flow)

response = openai.chat.completions.create(
    model="gpt-4o",
    messages=[{
        "role": "user",
        "content": "Create a product called 
                   Premium Access for $100"
    }],
    tools=tools
)

auth = BearerAuth(token="<your-token>")
response = execute(flow, response, auth)

Build Powerful AI Agents

Connect your AI agents to thousands of APIs with natural language search and execution

Frequently Asked Questions

Common questions about agents.json and how it works