AI · alternatives · 2026

24 alternatives to Your Model

OpenAI-compatible API with one key and prepaid balance

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1
Merlin Unified API▲310
One unified API for all AI models like Gemini, GPT-4, DALL-E
2023 · getmerlin.in · its alternatives →
2
Open source alternative to ChatGPT and ChatPDF-like AI tools▲234
Hey everyone, We have been building SecureAI Tools -- an open-source application layer for ChatGPT and ChatPDF-like AI tools. It works with locally running LLMs as well as with OpenAI-compatible APIs. For local LLMs, it supports Ollama which supports all the gguf/ggml models. Currently, it has two features: Chat-with-LLM, and Chat-with-PDFs. It is optimized for self-hosting use cases and comes with basic user management features. Here are some quick demos: * Chat with documents using OpenAI's GPT3.5 model: https://www.youtube.com/watch?v=Br2D3G9O47s * Chat with documents…
2023 · github.com · its alternatives →
3
Free OpenAI API Access with ChatGPT Account▲48
Free AI with your ChatGPT account. Contribute to EvanZhouDev/openai-oauth development by creating an account on GitHub.
Mar 2026 · github.com · its alternatives →
4
GptBoard▲109
Experience the power of GPT-3 AI in your iOS keyboard
2023 · 10-minute-mail.net · its alternatives →
5
AnswerFlow AI▲155
Build unlimited custom ChatGPT bots, with a lifetime license
2023 · answerflowai.com · its alternatives →
6
AI/ML API▲95
One API 100+ AI models
2024 · aimlapi.com · its alternatives →
7
AI Buddy▲86
ChatGPT in all input fields
2023 · ai-buddy.co · its alternatives →
8
ModelHub API▲4
One API Key. 45+ AI Models. 43x Cheaper Than OpenAI.
Jun 2026 · its alternatives →
9
BlitzClawAI▲1
One OpenAI-compatible API for every build
Aug 2026 · api.blitzclawai.com · its alternatives →
10
MultiAI.live▲6
One subscription. Every AI — ChatGPT, Gemini, Grok & more.
Oct 2025 · multiai.live · its alternatives →
11
Velokey▲4
One OpenAI-compatible API for GPT, Claude, Gemini, Flux, Kling and 100+ models. Compare pricing, switch instantly, pay per token.
Jul 2026 · velokey.ai · its alternatives →
12
ommui▲9
Use Claude's beautiful interface with ChatGPT's brain
2025 · ommui.vercel.app · its alternatives →
13
OpenaiAPITestTool▲7
Free Validate your OpenAI API key
2023 · openaiapitesttool.quickbotai.com · its alternatives →
14
Anonkey▲2
OpenAI API with 80% discounts off official pricing!
May 2026 · its alternatives →
15
ApiLink▲4
One API for GPT, Claude, Gemini & every major AI model
May 2026 · apilink.io · its alternatives →
16
Run open-weight OCR, VLM and vision models behind one API▲5
The OpenAI-compatible gateway for visual AI. 21 visual models behind one chat-completions endpoint. Token and per-image pricing, structured outputs, BYOK ready.
Sep 2026 · vlmrun.com · its alternatives →
17
Omni AI▲9
All-in-one AI assistant in your pocket.
2025 · apps.apple.com · its alternatives →
18
Omnibridge▲2
One API key. 16+ free AI providers. Zero limits.
Jun 2026 · omnibridge-dev.vercel.app · its alternatives →
19
plugai.dev▲12
Unified AI Access One API, All Models
2025 · its alternatives →
20
Open Responses – Self-hosted OpenAI Responses API, works with any model▲23
Self-hosted alternative to OpenAI's Responses API compatible with Agents SDK and works with all model providers (Claude/R1/Qwen/Ollama etc) - open-responses/open-responses
2025 · github.com · its alternatives →
21
euromodels▲2
One API key. Every AI model. No integrations.
Jul 2026 · euromodels.xyz · its alternatives →
22
Proxyify▲1
One API key for GPT, Claude, Gemini & 100+ AI models
May 2026 · proxyify.dev · its alternatives →
23
OneMux▲10
Low-cost, OpenAI-compatible API for multiple AI models
Jul 2026 · onemux.net · its alternatives →
24
WorldGate API▲3
#ai #api #provider
Jul 2026 · worldgateapi.com · its alternatives →

Also compare

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →