The 296 Best AI LLM API Tools for Your Problem in 2026

Merge.dev, OpenAI, Venice AI, BAI, Jina AI, Anthropic, ZenMux, AIGoCode, DeepSeek, Google DeepMind are strong paid/free AI LLM API options for common problems.

Merge.dev

Merge is the connective infrastructure layer for production AI, providing unified APIs for data integrations, agentic tools, and LLM routing.

merge.dev

Merge

05.0

OpenAI

OpenAI is an AI research and deployment company focused on ensuring artificial general intelligence benefits all of humanity.

openai.com

OpenAI

15.0

Venice AI

Private, uncensored AI platform for text, image, video, and code generation with privacy-first architecture.

venice.ai

Venice AI

05.0

BAI

B.AI is the foundational economic infrastructure for AI Agents, enabling autonomous payments and multi-model access.

b.ai

2026 BAI Inc.

05.0

Jina AI

Jina AI provides embeddings, rerankers, web reader, and small language models to build powerful search applications.

jina.ai

2020-2026. This website and all associated co

05.0

Anthropic

Anthropic is an AI safety and research company building reliable, interpretable, and steerable AI systems.

anthropic.com

2026 Anthropic PBC Products Claude Claude Code Claude Co

🇺🇸United States

15.0

ZenMux

The Enterprise LLM Platform: Unified API for 100+ AI models (Claude, GPT, Gemini, DeepSeek), intelligent routing, and AI Model Insurance that compensates for subpar output.

zenmux.ai

ZenMux

05.0

AIGoCode

An AI coding workspace for developers, integrating code assistance, intelligent Q&A, team collaboration, and unified billing management.

aigocode.app

AIGoCode

05.0

DeepSeek

DeepSeek focuses on researching world-leading general artificial intelligence underlying models and technologies, providing free conversation and API access.

deepseek.com

2026 杭州深度求索人工智能基础技术研究有限公司

🇨🇳China

05.0

Google DeepMind

Build AI responsibly to benefit humanity

deepmind.google

Google DeepMind

05.0

Stack AI

StackAI is an enterprise platform for building, deploying, and governing AI agents at scale.

stack-ai.com

Eigen

🇺🇸United States

05.0

Wokey

Wokey is an OpenAI-compatible AI API gateway and model marketplace that pools idle AI subscriptions into a callable API.

wokey.ai

Wokey

05.0

Scaleway

Secure, transparent, and fast-moving European cloud & AI platform built for what's next.

scaleway.com

Scaleway

🇫🇷France

05.0

Cohere

Cohere builds enterprise AI models and solutions for secure, private, and customizable AI deployment.

cohere.com

Cohere

05.0

PromptFix

AI prompt engineering platform to score, verify, and improve prompts for reliable AI outputs.

promptfix.online

PromptFix

05.0

CData Connect AI

CData provides a governed data layer with connectivity, context, and control to connect AI agents and apps to hundreds of enterprise data sources.

cdata.com

CData

05.0

Cheaper Inference

Access leading AI models through one OpenAI-compatible API and save up to 60% on inference costs.

cheaperinference.com

Keak

🇺🇸United States

05.0

APIMart

The most affordable unified AI API aggregator, connecting to top global models at a discount.

apimart.ai

APIMart

05.0

Sim AI

Sim is an open-source AI workspace for building, deploying, and managing AI agents with 1,000+ integrations and every major LLM.

sim.ai

Sim

🇨🇦Canada

05.0

OpenRouter

The unified interface for LLMs. Access 400+ models from 70+ providers through a single API.

openrouter.ai

OpenRouter

05.0

Converge AI

All-in-one AI-native suite with specialized AI products that share context across teams to automate workflows and deliver business results.

converge.ai

Converge.AI

05.0

Spawnbase

Spawnbase lets you build production-ready AI agents and workflows by chatting with AI.

spawnbase.ai

Spawnbase

🇦🇪United Arab Emirates

05.0

Treppan Technologies

Treppan Technologies is Uganda's leading AI startup offering AI development, chatbot development, and AI consultation services.

treppantechnologies.com

Treppan Technologies

🇺🇬Uganda

05.0

Meta AI Developer Platform

Build with Meta's AI models and tools, including Muse Spark and Muse Code.

llama.meta.com

Products & Solutions for AI Developers | Meta

05.0

Google AI Studio

The fastest path from prompt to production with Gemini

aistudio.google.com

05.0

Modular

Unified AI inference stack from custom GPU kernels to production cloud serving on NVIDIA, AMD, and other accelerators.

modular.com

Modular

🇺🇸United States

05.0

Abliteration.ai

OpenAI-compatible unrestricted AI and uncensored LLM API for enterprise teams: red teaming, trust & safety, synthetic data, and governed workflows.

abliteration.ai

05.0

fal

Generative media platform for developers to run image, video, 3D, and audio models.

fal.ai

Features and Labels

🇺🇸United States

05.0

Letta Agent

Letta is an AI research lab building self-improving agents with persistent memory, identity, and continual learning.

letta.com

Letta

🇺🇸United States

05.0

Inkbox

Inkbox gives AI agents a real-world identity with email, phone, iMessage, an internet address, and Agent2Agent communication.

inkbox.ai

Inkbox

🇺🇸United States

05.0

CompactifAI by Multiverse Computing

Multiverse Computing compresses large AI models for efficient, sovereign deployment on cloud, data centers, and edge devices.

multiversecomputing.com

Multiverse Computing

🇪🇸Spain

05.0

智谱大模型开放平台

Zhipu AI Large Model Open Platform is a new generation of domestically developed general-purpose AI large model open platform, providing GLM series models and API services.

bigmodel.cn

2026 北京智谱华章科技股份有限公司

🇨🇳China

05.0

You.com Web Search APIs

AI-ready Web Search APIs delivering real-time search, content extraction, and grounded research for AI agents and LLMs.

you.com

2026 You.co

05.0

Scale AI

Scale AI provides reliable AI systems for critical decisions, offering data, evaluations, and full-stack AI solutions for enterprises and governments.

scale.com

Scale AI

🇺🇸United States

05.0

Reflection 70B

Reflection 70B is an open-source LLM based on Llama 70B with self-correction, outperforming GPT-4 in benchmarks.

reflection70b.net

05.0

Robi Labs

Robi Labs designs reasoning engines, multimodal interfaces, and agent infrastructure for teams needing depth, not demos.

robiai.com

Robi Labs

05.0

seedrouter

One API key for image, video, LLM and audio models with pay-per-request billing and no subscription.

seedrouter.ai

SeedRouter

05.0

APIKO

One OpenAI-compatible AI API for text, image, video, and audio models with discounted live pricing.

apiko.app

APIKO

05.0

Munder Difflin

Free, open-source multi-agent harness that creates 24/7 digital clones of you and your team.

munderdiffl.in

Munder Difflin

05.0

Pollinations.AI

Build AI apps with one API for text, image, audio, and video, with user wallets and developer earnings.

pollinations.ai

05.0

Origon AI

Origon builds and operates secure AI agents on private infrastructure — Origon Cloud, your VPC, or your premises.

origon.ai

Origon

05.0

MiniMax

MiniMax is a global AI foundation model company building multimodal models and AI-native products toward AGI.

minimax.io

MiniMax

05.0

Parea AI

Experimentation and human annotation platform for AI teams to build production-ready LLM applications.

parea.ai

05.0

Agnes AI

Agnes AI is an AI gateway, free AI API platform, and AI application ecosystem featuring Agnes, Echo, and Pavo.

agnes-ai.com

05.0

treg

treg is an open-source tool catalog for AI agents, providing one key to access 2,630 API endpoints across 47 providers.

treg.to

treg

05.0

Nango

Connect your product and AI agents to 1,000+ APIs with managed auth, syncs, webhooks, and MCP tools.

nango.dev

Nango

05.0

Exa

The Exa Web search API retrieves the best, realtime data from the web for your AI

exa.ai

Exa

05.0

Traccia

OpenTelemetry-native observability, evaluation, governance, and policy enforcement for AI agents.

traccia.ai

Traccia

05.0

Opper AI

EU-hosted, GDPR-compliant AI gateway providing access to 700+ models via one API.

opper.ai

Opper AI

05.0

Replicate

Run and fine-tune open-source machine learning models with a cloud API, all with one line of code.

replicate.com

05.0

Fireworks

Fireworks is a state-of-the-art AI training and inference platform that transforms open models into specialized intelligence.

fireworks.ai

Fireworks AI

05.0

Glasser

Pay-as-you-go API gateway giving AI agents access to 1,900+ premium data endpoints from 40+ providers behind one key.

glasser.ai

Glasser

05.0

Appwrite

Appwrite is an open-source backend platform providing Auth, Databases, Storage, Functions, Messaging, Realtime, and web hosting to build and scale applications faster.

appwrite.io

Appwrite

05.0

Doubleword

Doubleword runs high-volume async and batch AI inference up to 90% cheaper than real-time APIs.

doubleword.ai

Doubleword

🇬🇧United Kingdom

05.0

PromptMage

PromptMage is a Python framework for building and managing complex multi-step LLM applications with version control and testing.

promptmage.io

05.0

Abacus.AI

The world's first AI super assistant for professionals and enterprises, automating work with an all-in-one AI platform.

abacus.ai

Abacus.AI

05.0

GPT中转站

An AI API relay station and multi-model gateway for Chinese-speaking developers, providing unified access to OpenAI-compatible interfaces and the Claude API, with mainstream models billed at a 0.1x rate.

gptzzz.ai

KaiGPT

05.0

Fulcra

Fulcra is a user-owned context backend that gives AI agents one shared, controllable context lake for data, knowledge, and agent work.

fulcradynamics.com

Fulcra Dynamics

05.0

BytePlus

AI-Native Cloud for Enterprise Growth: Build, deploy, and scale AI with cutting-edge models, tools, and infrastructure.

byteplus.com

05.0

Kie.ai

One API for all the best AI models – chat, video, image, and music at affordable rates.

kie.ai

05.0