
Buffer
Hootsuite
Publer
Ayrshare
Later
Postiz
Postproxy
Social Media API for developers. Post to TikTok, Instagram, YouTube, Facebook & 19 more platforms with one API call. MCP server for Claude/ChatGPT, white-label for SaaS. 70k+ users.

Helicone AI
LangSmith
LangChain
Portkey
Braintrust.dev
PromptLayer
liteLLM
Langfuse is an open-source LLM engineering platform that helps teams collaboratively debug, analyze, and iterate on their LLM applications.

Which is more popular?
Based on our record, Langfuse seems to be more popular. It has been mentioned 36 times since March 2021.
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | upload-post.com | langfuse.com |
| Pricing | ||
| Platforms | — | |
| Company | Startup from Spain · 1 - 9 employees · 2025 | Startup from the United States |
| Listed in |
In their own words, as submitted to SaaSHub.


Upload-Post is a social media API that lets developers post to TikTok, Instagram, YouTube, Facebook, X (Twitter), LinkedIn, Pinterest, Threads and more with a single API call. Built for SaaS platforms, agencies, and developers who need reliable multi-platform publishing without managing...
Langfuse is an open-source LLM engineering platform designed to empower developers by providing insights into user interactions with their LLM applications. We offer tools that help developers understand usage patterns, diagnose issues, and improve application performance based on real user data....
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
No analysis of Langfuse yet.
Walkthroughs and reviews on video.
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Langfuse in two minutes
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Upload-Post and Langfuse.
Upload-Post's answer
Upload-Post is the only API that lets you post to 10+ social platforms with a single endpoint. No need to integrate TikTok, Instagram, YouTube, and Facebook APIs separately — one call handles everything. We also offer true white-label: your users connect their accounts directly, so you never touch their credentials.
Upload-Post's answer
Upload-Post's answer
Upload-Post's answer
We were building a SaaS and needed to post to multiple social platforms. Integrating each API separately was painful — different auth flows, formats, rate limits, and constant breaking changes. So we built Upload-Post to solve it once. Now thousands of developers use it to skip the headache and ship faster.
Share your experience with using Upload-Post and Langfuse. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


We have no reviews of Upload-Post yet. Be the first one to post
Ten free AI prompt tools in 2026 across four categories: prompt generators (SurePrompts, Anthropic Console, OpenAI Playground), libraries (AIPRM, PromptHero, FlowGPT, Awesome ChatGPT Prompts), open-source workflow...
Recommendations tracked on public social media and blogs since March 2021.


Tracking Upload-Post since Feb 2026.
Your agent gave a wrong answer, and every span in the trace is green. Both TraceRoot and Langfuse will show you that trace. This post compares what each one does next, from tracing and detection to a root cause and a fix. - Source: dev.to / 5 days ago
Langfuse is an open-source LLM engineering platform specialized for AI applications. It provides:. - Source: dev.to / about 1 month ago
Langfuse is an open-source observability and analytics platform for LLM applications. Its open-source nature is a significant draw for companies that prefer to self-host or want to avoid vendor lock-in. - Source: dev.to / about 1 month ago
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