Alternatives to backdoor
30 tools that compete with or replace backdoor. Ranked by direct product-type match — not generic category overlap.
What is the best backdoor alternative?
The best backdoor alternative today is Proxy because it is a safe bet on our live viability checks and it has the widest real-user coverage of these options; it also has a free tier.
Ranked on live viability checks, real-user mentions and how often AI engines read each tool — never pay-for-placement.
NadirClaw
LLM router that picks the cheapest Claude, GPT or Gemini model per prompt and per Claude Code or Codex turn.
Not Diamond
Not Diamond routes each prompt to the best-fit LLM automatically — one chat inbox for GPT-4o, Claude, and Gemini.
OnAPI
OnAPI routes GPT, Claude, Gemini, Sora and Veo through one multi-model AI API gateway and a single key
Proxy
A free, MIT-licensed LLM proxy that meters every agent request and caps runaway spend on your own machine.
Agnes AI
Agnes AI delivers text, image and video generation through one OpenAI-compatible API, with a free tier to start.
GPT API Free
A free multi-model API key that speaks OpenAI and Claude SDKs across GPT, Claude, Gemini, DeepSeek, Qwen, GLM, Kimi and MiniMax.
Github Copilot Api Vscode
Turn your GitHub Copilot subscription into a local OpenAI-compatible API server inside VS Code
Open Responses Server
Open-source FastAPI proxy that lets any OpenAI-compatible backend answer OpenAI's Responses API.
jev-codex-router
Per-turn Codex model routing: Jev picks the model, thinking depth and speed mode for every call.
Netlify AI Gateway
Call OpenAI, Anthropic, Gemini and OpenRouter models from Netlify Functions with no API keys to manage.
OneRouter
OneRouter routes 400+ models from OpenAI, Anthropic, Google, AWS and Alibaba through one OpenAI-compatible API key and one bill.
Pioneer
Pioneer is a self-improving inference API that routes every call to the right model and retrains itself from your production traffic.
Gpt Load
GPT-Load is a self-hosted AI API gateway that pools API keys and Codex/Claude subscriptions behind one base URL
cli-llm-mesh
FirePulse is a terminal LLM router that sends each prompt to xAI, OpenRouter, Mistral or DeepSeek by fit, latency and cost
TrueFoundry AI Gateway
TrueFoundry AI Gateway routes 1,600+ models through one OpenAI-compatible API with quotas, RBAC and MCP tool governance.
OmniRoute
OmniRoute routes 352 AI providers through one OpenAI-compatible endpoint with automatic fallback and context compression.
TokenHot
TokenHot routes 98 text, image, and video LLM models through one OpenAI-compatible API key at below-official prices.
CodeGateway
One API key for Claude, GPT and Gemini via a multi-model API gateway with a flat 1.07× markup.
Modellix
Modellix routes 170 image, video, audio and 3D AI models through one media generation API with public per-unit pricing.
OrcaRouter
One AI gateway that grades every prompt, routes it across 200+ models at 0% token markup, and enforces guardrails before you're billed.
MakeHub.ai
OpenAI-compatible API load balancer that routes each LLM request to the fastest, cheapest provider in real time.
Free GPT Grok Gemini Claude API
One OpenAI-compatible API key routing to OpenAI, Anthropic, Google, and 100+ open-source models.
APIMaster
Buy OpenAI, Claude, Nano Banana and Seedance API keys at up to 90% off with fingerprint-verified routing.
Olla
Olla is an open-source LLM proxy that puts one OpenAI-compatible endpoint in front of your self-hosted inference backends.
Arch
Plano is an AI-native proxy server for smart LLM routing, agent orchestration, and agentic guardrails.
CC Switch
CC Switch is a free desktop control panel for switching AI coding tool providers, routing, and failover in one click.
ngrok AI Gateway
ngrok AI Gateway routes frontier and self-hosted LLMs through one private endpoint for a flat $0.05 per million tokens
BodhiApp
BodhiApp is a self-hosted AI gateway for local GGUF models, OpenAI/Anthropic/Gemini cloud APIs, and MCP tool calling behind one login.
Plano
Plano is an AI-native proxy and data plane for agent routing, orchestration, traces, and guardrails in agentic apps.
Windows-Copilot-API
Windows-Copilot-API exposes a local OpenAI-compatible API backed by your free Microsoft Copilot account
backdoor alternatives compared
| Tool | Pricing type | Starting price | Free tier | Last verified | Viability |
|---|---|---|---|---|---|
| backdoor | Free | Free | Yes | Safe bet | |
| NadirClaw | Freemium | $0.002/request | Yes | Safe bet | |
| Not Diamond | Freemium | Custom pricing | Yes | Moderate | |
| OnAPI | Paid | — | No | Moderate | |
| Proxy | Freemium | $49/mo | Yes | Safe bet | |
| Agnes AI | Freemium | — | Yes | Moderate | |
| GPT API Free | Freemium | Custom pricing | Yes | Moderate | |
| Github Copilot Api Vscode | Free | Free | Yes | Moderate | |
| Open Responses Server | Free | — | Yes | Moderate |
First row is backdoor itself. Starting price is the cheapest paid plan on each vendor's published pricing; viability is our band, not a score.
Is there a cheaper alternative to backdoor?
backdoor does not publish a fixed monthly price we can compare against, so we do not name a cheaper option; the table shows each alternative's starting price.
Which backdoor alternative is free?
Proxy has a free tier on its published pricing and is also our top pick. Free tiers change often; the "Last verified" column shows when we last checked each one.
Is backdoor still active?
Yes. backdoor is live and its listing was verified on 9 Nov 2026.
Frequently asked questions
What is the best backdoor alternative?
The best backdoor alternative today is Proxy because it is a safe bet on our live viability checks and it has the widest real-user coverage of these options; it also has a free tier.
Is there a cheaper alternative to backdoor?
backdoor does not publish a fixed monthly price we can compare against, so we do not name a cheaper option; the table shows each alternative's starting price.
Which backdoor alternative is free?
Proxy has a free tier on its published pricing and is also our top pick. Free tiers change often; the "Last verified" column shows when we last checked each one.
Is backdoor still active?
Yes. backdoor is live and its listing was verified on 9 Nov 2026.
What are the best alternatives to backdoor?
We currently list 30 alternatives to backdoor: NadirClaw, Not Diamond, OnAPI, Proxy, Agnes AI. Each is ranked by direct product-type match rather than generic category overlap.
How do you choose which backdoor alternatives to show?
Alternatives are ranked by direct product-type match — tools that do the same job — not by shared category tags. Every listed tool is independently re-verified on a continuous cycle.
How this page is made: drafted with AI models from our own verified data — live site checks, current pricing and the public sentiment we gather from Reddit, Product Hunt, G2 and community forums — and checked against our editorial standards before it is published. Every claim carries its source and date. Nothing here is pay-for-placement. Read the full methodology.