Alternatives
10 best Duffel alternatives
Tools that cover the same task as Duffel (code), ranked by how completely their pricing, free tier and API access are documented. Checked Oct 4, 2026.
- Duffel starts at
- Not listed
- Free plan
- No free plan
- API
- API available
- 01
LetsAsk
LetsAsk.AI lets teams train ChatGPT-style chatbots on websites, files, or documentation and embed them without coding. The platform emphasizes quick setup, multilingual answers, GDPR-aligned privacy, and Zapier or Discord integrations.
Best for: Support, HR, and marketing teams that need a no-code embeddable chatbot trained on proprietary content.
- 02
pusher.com
Pusher Channels delivers hosted pub/sub realtime messaging with presence and client libraries for web and mobile apps. The Channels product line targets low-latency events such as notifications, live feeds, and collaborative interfaces without operating websocket infrastructure.
Best for: Product engineers adding live updates, chat, or dashboards who prefer managed websocket delivery over self-hosted brokers.
- 03
Vendo
Vendo embeds an open-source agent inside SaaS products so end users can automate work, build views, and connect tools under tenant guardrails. Pricing includes a free developer tier with included usage credits and paid Pro or Teams plans with publishing, tenant orgs, governance, and published token rates.
Best for: Product teams adding in-app AI copilots, automations, and tenant-scoped integrations without rebuilding agent infrastructure.
- 04
PropelAuth
PropelAuth provides authentication and org management built for B2B and AI-native products. The platform covers hosted login UIs, SAML and enterprise SSO, RBAC, API keys, and MCP authentication so teams can ship secure multi-tenant apps faster.
Best for: B2B SaaS and AI-native companies that need multi-tenant auth, enterprise SSO, and org management without building it in-house.
- 05
Flezr
Flezr is a no-code site builder that publishes thousands of dynamic pages from Google Sheets or Supabase data. Visual card designers, search and multi-select filters, HTML blocks, and template libraries help agencies launch data-driven directories without writing backend code.
Best for: Agencies and businesses that maintain structured data in spreadsheets or Supabase and need scalable SEO-friendly web listings.
- 06
Agentset
Agentset provides building blocks for AI chat and search over private documents with RAG, citations, metadata filters, and multimodal ingestion.
Best for: Engineering teams shipping customer-facing chat or search who want managed RAG without building chunking and retrieval from scratch.
- 07
Context.dev
Context.dev is a web data API for AI agents and LLMs to scrape pages into Markdown, crawl sites, map domains, run batches, research the web, monitor changes, and retrieve brand data through one REST platform with SDKs and MCP support.
Best for: Developers building agents, RAG apps, or products that need fresh web content without running their own scraping infrastructure.
- 08
Lovable
Lovable is an AI software engineer that builds websites and web apps from chat prompts without requiring traditional coding skills. Workspaces share credit balances for building, hosting on Lovable Cloud, and embedding AI features inside shipped apps.
Best for: Founders, designers, and teams prototyping full-stack web products through conversational development.
- 09
Browserbase
Usage-based plans start free and scale to Developer and Startup tiers for production agent workloads.
Best for: Teams building agents that must browse, authenticate, and extract data from sites without traditional APIs.
- 10
Hook Relay
Hook Relay provides webhooks-as-a-service with reliable delivery, retries, payload logging, SSRF protections, and debugging for outbound webhook integrations. It targets teams that want Stripe-quality webhook infrastructure without building a custom backend.
Best for: SaaS vendors and integrators adding customer-facing webhooks with observability and retry policies.
Duffel alternatives: common questions
What is the best free alternative to Duffel?
LetsAsk has an ongoing free plan. Free plan includes 30 messages per month, one chatbot, and 400,000 characters per chatbot on the pricing page. Free plans change, so check the vendor before relying on one.
What is the cheapest Duffel alternative?
LetsAsk has the lowest listed starting price at $19/mo.
Which Duffel alternatives have an API?
LetsAsk, pusher.com, Vendo, PropelAuth, Agentset mention API or developer access.