Skip to main content
aitoolsatlas.ai
BlogAbout

Explore

  • All Tools
  • Comparisons
  • Best For Guides
  • Blog

Company

  • About
  • Contact
  • Editorial Policy

Legal

  • Privacy Policy
  • Terms of Service
  • Affiliate Disclosure
Privacy PolicyTerms of ServiceAffiliate DisclosureEditorial PolicyContact

© 2026 aitoolsatlas.ai. All rights reserved.

Find the right AI tool in 2 minutes. Independent reviews and honest comparisons of 880+ AI tools.

  1. Home
  2. Tools
  3. AI Agent Builders
  4. Fast.io
  5. Pricing
OverviewPricingReviewWorth It?Free vs PaidDiscountAlternativesComparePros & ConsIntegrationsTutorialChangelogSecurityAPI
← Back to Fast.io Overview

Fast.io Pricing & Plans 2026

Complete pricing guide for Fast.io. Compare all plans, analyze costs, and find the perfect tier for your needs.

Try Fast.io Free →Compare Plans ↓

Not sure if free is enough? See our Free vs Paid comparison →
Still deciding? Read our full verdict on whether Fast.io is worth it →

🆓Free Tier Available
💎2 Paid Plans
⚡No Setup Fees

Choose Your Plan

Free Agent Account

$0

mo

  • ✓50 GB storage per agent account
  • ✓5,000 monthly credits
  • ✓No credit card required
  • ✓Access to MCP server (mcp.fast.io/sse)
  • ✓Built-in RAG querying over uploaded files
  • ✓Branded content portals
  • ✓Human handoff / ownership transfer
Start Free Trial →
Most Popular

Paid / Team / Enterprise

Contact vendor

mo

  • ✓Higher storage limits beyond 50 GB
  • ✓Higher monthly credit allotments
  • ✓Team and multi-user collaboration features
  • ✓Enterprise controls not publicly confirmed — contact Fast.io to verify SSO, audit logging, data residency, and security certifications
Start Free Trial →

Pricing sourced from Fast.io · Last verified March 2026

Feature Comparison

FeaturesFree Agent AccountPaid / Team / Enterprise
50 GB storage per agent account✓✓
5,000 monthly credits✓✓
No credit card required✓✓
Access to MCP server (mcp.fast.io/sse)✓✓
Built-in RAG querying over uploaded files✓✓
Branded content portals✓✓
Human handoff / ownership transfer✓✓
Higher storage limits beyond 50 GB—✓
Higher monthly credit allotments—✓
Team and multi-user collaboration features—✓
Enterprise controls not publicly confirmed — contact Fast.io to verify SSO, audit logging, data residency, and security certifications—✓

Is Fast.io Worth It?

✅ Why Choose Fast.io

  • • Free agent accounts with a meaningful allowance — 50 GB of storage and 5,000 monthly credits with no credit card — which lowers the barrier to deploying multiple specialized agents.
  • • First-class MCP server (mcp.fast.io/sse) makes Fast.io immediately usable from Claude, Cursor, and other MCP-compatible agent clients without custom adapters.
  • • Built-in RAG over uploaded documents removes the need to wire up a separate vector database, embedding pipeline, or retrieval layer.
  • • Explicit human-handoff model — ownership of agent-created content can be transferred to humans — which suits regulated workflows that need accountable sign-off.
  • • Agent-native discovery surface (agents.json, agents.md, llms.txt) lets autonomous systems self-onboard, which is uncommon among traditional content tools.
  • • Branded content portals turn agent output into shareable, externally-facing assets without a separate CMS.

⚠️ Consider This

  • • Public-facing marketing is sparse and product depth is hard to assess from the website alone, so buyers will need hands-on trials to validate fit.
  • • Credit-based metering (5,000 monthly credits on the free plan) introduces a usage model that can be hard to predict for high-volume agent traffic.
  • • Focus on content and document workflows means it is not a substitute for a general-purpose orchestration framework like LangChain or AutoGen when complex tool-use logic is required.
  • • As a younger entrant in a fast-moving category, ecosystem maturity, third-party integrations, and community resources lag established alternatives like Zapier or n8n.
  • • Enterprise concerns such as SSO, audit logging, regional data residency, and security certification details are not visible from the public landing page and need to be confirmed with the vendor.

What Users Say About Fast.io

👍 What Users Love

  • ✓Free agent accounts with a meaningful allowance — 50 GB of storage and 5,000 monthly credits with no credit card — which lowers the barrier to deploying multiple specialized agents.
  • ✓First-class MCP server (mcp.fast.io/sse) makes Fast.io immediately usable from Claude, Cursor, and other MCP-compatible agent clients without custom adapters.
  • ✓Built-in RAG over uploaded documents removes the need to wire up a separate vector database, embedding pipeline, or retrieval layer.
  • ✓Explicit human-handoff model — ownership of agent-created content can be transferred to humans — which suits regulated workflows that need accountable sign-off.
  • ✓Agent-native discovery surface (agents.json, agents.md, llms.txt) lets autonomous systems self-onboard, which is uncommon among traditional content tools.
  • ✓Branded content portals turn agent output into shareable, externally-facing assets without a separate CMS.

👎 Common Concerns

  • ⚠Public-facing marketing is sparse and product depth is hard to assess from the website alone, so buyers will need hands-on trials to validate fit.
  • ⚠Credit-based metering (5,000 monthly credits on the free plan) introduces a usage model that can be hard to predict for high-volume agent traffic.
  • ⚠Focus on content and document workflows means it is not a substitute for a general-purpose orchestration framework like LangChain or AutoGen when complex tool-use logic is required.
  • ⚠As a younger entrant in a fast-moving category, ecosystem maturity, third-party integrations, and community resources lag established alternatives like Zapier or n8n.
  • ⚠Enterprise concerns such as SSO, audit logging, regional data residency, and security certification details are not visible from the public landing page and need to be confirmed with the vendor.

Pricing FAQ

What makes Fast.io different from other AI agent platforms?

Fast.io is not an orchestration framework — it is a content management and workspace layer purpose-built for AI agents. Where tools like LangChain or CrewAI define agent logic, Fast.io provides the shared storage, RAG querying, branded portals, and human-handoff workflow that agents use to manage and distribute content. Each agent gets its own account with 50 GB of storage and 5,000 monthly credits.

How does the MCP server integration work?

Fast.io hosts an MCP server at mcp.fast.io/sse that is compatible with MCP-enabled clients such as Claude and Cursor. Agents connecting via MCP can upload files, query documents using built-in RAG, and manage content within their workspace without needing custom adapters or middleware.

What is the human-handoff feature?

Fast.io allows ownership of agent-created content to be transferred to a human user for review, approval, or further editing. This is useful in regulated or compliance-sensitive environments where a human must sign off on content before it is published or shared externally.

What does the free tier include?

Each free agent account includes 50 GB of storage, 5,000 monthly credits, access to the MCP server, built-in RAG querying, branded content portals, and human-handoff capabilities. No credit card is required to sign up.

What are agent-native discovery surfaces?

Fast.io publishes agents.json, agents.md, and llms.txt files at well-known paths, allowing autonomous AI systems to programmatically discover and onboard to available workspaces. This is a convention borrowed from web standards like robots.txt, adapted for the agentic ecosystem.

How does the built-in RAG work?

When files are uploaded to a Fast.io workspace, the platform indexes them for retrieval-augmented generation. Agents can then query the uploaded documents directly through the API or MCP server, receiving contextually relevant excerpts without needing to configure a separate vector database or embedding pipeline.

Is Fast.io suitable for enterprise use?

Fast.io's public site does not currently detail enterprise-specific features such as SSO, audit logging, or data residency. Prospective enterprise buyers should contact Fast.io directly to verify whether these capabilities are available or on the roadmap.

Can Fast.io replace an orchestration framework like LangChain or AutoGen?

No. Fast.io is a content and workspace layer, not an orchestration framework. It is designed to complement tools like LangChain, CrewAI, or AutoGen by providing the shared storage, RAG, and content distribution infrastructure that agents need, while those frameworks handle the agent logic, planning, and tool-use orchestration.

Ready to Get Started?

AI builders and operators use Fast.io to streamline their workflow.

Try Fast.io Now →

More about Fast.io

ReviewAlternativesFree vs PaidPros & ConsWorth It?Tutorial

Compare Fast.io Pricing with Alternatives

Zapier Pricing

Leading automation platform that connects 7,000+ apps and services with AI-enhanced workflow automation for businesses of all sizes.

Compare Pricing →

n8n Pricing

Open-source workflow automation platform with 500+ integrations, visual builder, and native AI agent support for human-supervised AI workflows.

Compare Pricing →

LangChain Pricing

The industry-standard framework for building production-ready LLM applications with comprehensive tool integration, agent orchestration, and enterprise observability through LangSmith.

Compare Pricing →

Relevance AI Pricing

No-code platform for building AI agents and multi-agent teams that autonomously complete business tasks. Create AI workforces for sales, support, content creation, and workflow automation without coding expertise.

Compare Pricing →