Suggestions appear as you type. Use the up and down arrows to choose one and Enter to open it.

This page's audience our own tag's counts — open to see them
–Visits
–Page views
–Clicks to vendors
–Time on page
–Reading now
Clicks to vendors, by tool
  • –
Top countries
  • –
Devices
  • –

– · visits, page views and clicks counted by our own tag, which counts more than our checked analytics; every figure rounded down · how we count

Head-to-head · Tool Calling

Flowise vs MCP Gateway

  • Updated Oct 2026
  • Both researched from official sources
  • 3 checks side by side
Higher score Flowise #2 in Tool Calling 8.4/10 Free plan Free plan✓ 0 of 3 features Visit Flowise
MCP Gateway #8 in Tool Calling 7.9/10 Pricing on request ✓ 2 of 3 features Visit MCP Gateway

Flowise leads on 0 checks, MCP Gateway on 0, and 3 are even. Who comes out ahead on the 3 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreFlowise · 8.4/10
  • Free planonly Flowise
  • Most featuresMCP Gateway · 2 of 3

Flowise scores higher on our rubric for tool calling: 8.4 against 7.9 out of 10; our editors rank them #2 and #8.

Flowise is the better fit for builders assessing visual tool-calling workflows. MCP Gateway is the better fit for enterprises managing MCP tools and access.

  • Flowise fits best

    Builders assessing visual tool-calling workflows

  • MCP Gateway fits best

    Enterprises managing MCP tools and access

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Flowise 8.4/10 Visit ↗ MCP Gateway 7.9/10 Visit ↗
At a glance
Editor score 8.4 7.9
Ranking #2 in Tool Calling #8 in Tool Calling
Best for Builders assessing visual tool-calling workflows Enterprises managing MCP tools and access
Pricing model Free plan + paid Paid
Starting price $35/mo Pricing on request
Free plan ✓ (best) Not checked yet
Free trial — —
Deployment Cloud, Self-hosted Self-hosted
Platforms Web Web
Integrations 6 integrations 8 integrations
Built for Solo, Small business, Mid-market, Enterprise Mid-market, Enterprise
Features Flowise 0/3 · MCP Gateway 2/3
Parallel tool calls Not checked yet Not checked yet
Structured outputs Not checked yet ✓ (best)
Call observability Not checked yet ✓ (best)
Specs
Protocol support Not checked yet Mcp
Deployment Not checked yet Self_hosted
Tool-choice control Not checked yet Not checked yet
Authentication methods Not checked yet Both
Our review
Pros
  • Visual builders cover assistants, chatflows, and multi-agent Agentflows
  • Supports tool calling, custom tools, and MCP integration
  • Offers cloud and self-hosted deployment
  • Searches MCP tool catalogs semantically and executes tools through one endpoint
  • Provides OAuth credential management and per-session allow and deny rules
  • Adds traces, Prometheus metrics, and audit logs with monitoring integrations
Cons
  • Development ceased on July 29, 2026
  • The repository was archived on August 10, 2026
  • Official core-team operations ended on August 31, 2026
  • Pricing uses a contact-sales model
  • Deployment is self-hosted, so teams need to run it on customer infrastructure
  • Cloud marketplace deployment options are marked as coming soon
Our verdict

Flowise is an open-source platform for visually building AI agents, chatbots, and LLM workflows. Its Assistant, Chatflow, and Agentflow builders target developers and teams that want to assemble tool-calling workflows, coordinate agents,…

Read the review →

MCP Gateway gives AI agents a unified endpoint for finding and executing tools across MCP servers. It is aimed at mid-market and enterprise teams that need to manage server connections, credentials, and session-level access in one place.…

Read the review →
  1. FlowiseTool Calling 8.4Free plan
  2. MCP GatewayTool Calling 7.9Pricing on request

Strengths and trade-offs

  • Flowise — where it wins

    • Visual builders cover assistants, chatflows, and multi-agent Agentflows
    • Supports tool calling, custom tools, and MCP integration
    • Offers cloud and self-hosted deployment

    Where it doesn't

    • Development ceased on July 29, 2026
    • The repository was archived on August 10, 2026
    • Official core-team operations ended on August 31, 2026

  • MCP Gateway — where it wins

    • Searches MCP tool catalogs semantically and executes tools through one endpoint
    • Provides OAuth credential management and per-session allow and deny rules
    • Adds traces, Prometheus metrics, and audit logs with monitoring integrations

    Where it doesn't

    • Pricing uses a contact-sales model
    • Deployment is self-hosted, so teams need to run it on customer infrastructure
    • Cloud marketplace deployment options are marked as coming soon

More comparisons

All tool calling comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update