Agent.so vs New API

Side-by-side comparison · Updated October 2026

 Agent.soAgent.soNew APINew API
DescriptionAgent.so is an all-in-one platform that lets you interact with hundreds of unique AI agents, each with distinct personalities and specializations. Users can chat with AI, train custom agents using various data sources, share chats easily, and get smart suggestions. The platform serves a wide range of industries, including internet marketing, e-commerce, legal, education, real estate, and more. It offers a free or $29/month Plus pricing model, and provides extensive resources, support, and community engagement for an enhanced AI experience.New API is a self-hosted AI gateway and model-management project maintained in the QuantumNous repository. It brings provider channels, access tokens, model restrictions, usage statistics and cost accounting into one interface. Teams supply their own authorized model-provider access and operate the gateway in their chosen environment. The gateway supports several API formats, including OpenAI-compatible requests, Claude Messages and Google Gemini. Compatibility has boundaries: the README marks Gemini-to-OpenAI conversion as text-only without function calling, and OpenAI-compatible to Responses conversion as in development. Test the exact endpoints, streaming behavior and tool calls your application uses before switching traffic. Routing features include weighted channel selection, automatic retry after failures and user-level model rate limits. The dashboard supports request-based, usage-based and cache-hit cost accounting, with token grouping and model-access controls. These controls can help organize usage, but retries and a common API format do not guarantee uninterrupted service or identical behavior across providers. The current repository license is AGPLv3. Docker Compose is the recommended quick-start path in the README, which also documents Docker commands with SQLite or MySQL. Running the software still involves infrastructure, operations and upstream model charges. Review the current license, secure your deployment and validate accounting against provider bills. Compare LiteLLM if you also want a Python SDK or a documented gateway for MCP servers and agents.
CategoryConversational AIDeveloper Tools
RatingNo reviewsNo reviews
PricingFreemiumOpen Source
Starting PriceFreeN/A
Plans
  • Free — Free
  • Plus — $29/mo
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Use Cases
  • Bloggers & Creators
  • E-commerce Businesses
  • Lawyers
  • Educators
  • Development Teams
  • SaaS Companies
  • DevOps Engineers
  • Finance Teams
Tags
AIchatcustom agentssmart suggestionsinternet marketing
AI gatewayLLM routingmodel managementrate limitingusage accounting
Features
Chat with hundreds of unique AI agents
Create and train custom AI agents
Share chats with quick links
Smart suggestions and recommendations
Advanced encryption for data privacy
Various pricing plans including a free and Plus model
Upcoming features like AI Apps Hub and teamspaces
Community engagement across multiple platforms
Extensive support and resources
Rewards program for referrals
Self-hosted AI gateway and model management
Provider channels, token groups and model restrictions
OpenAI-compatible, Claude Messages and Gemini format support
Documented limits on protocol conversion
Weighted channel selection and failure retries
User-level model rate limiting
Request, usage and cache-hit cost accounting
Docker Compose deployment documentation
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