today, we're excited to announce change reports.
@raindrop_ai watches every PR and sends you slack dm's on how your agent changes actually performed in production
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RT @raindrop_ai: An agent's actions don't reveal its intent.
After OpenAI reported that chain-of-thought monitoring could have caught rogu…
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Raindrop Simulations automatically create worlds to test your agent, on every single PR.
Every service, every database, all faithfully and realistically mocked.
This makes it possible, for example, to replay 1000s of historical traces on a completely new harness.
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Today, we are also announcing early access of Raindrop Simulations.
raindrop.ai/simulate
Now, in addition to detecting agent issues in production, we're preventing them from ever happening.
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Our Series A funding was led by @CRV, with participation from researchers/leaders at @AnthropicAI, @thinkymachines and @OpenAI.
In a few months, we went from a tool loved by startups to one that is trusted by Fortune 100s.
How we got here and what's ahead for us:
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Today, we are announcing our Series A and a new product: @raindrop_ai Simulations.
We've now raised $50m from @CRV and @lightspeedvp to protect the world from agent failures, big and small.
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today we're announcing a game that simulates the huggingface hack
you can play it now at huggingworld.com
three rooms. three puzzles. if the agents don't escape, they die.
the catch is that the room is rigged. there's no way out.
...except for an exploit 🧵
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just so everyone knows, grok-4.6-medium-fast (agi) just breezed thru a task that took fable-5.1-high 3 worktrees and 6 "you're totally right" and couldn't do it
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introducing PII Guard 2.0. protect user privacy, without compromising observability.
now with role-based access, audit logs, and more granular controls.
only in @raindrop_ai - i'm very proud of this ship.🧵
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I must have gotten early access when my claude session tried getting into my slack to send an update to Eng team 😊
New in Claude Code: your sessions can now message each other.
Instead of having to re-explain yourself in another session, you can now tell Claude to do it. It sends a summary (not your history or files), and the other session picks it up mid-task.
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introducing rd-signal-2: a frontier classification model that is 1600x cheaper than GPT 5.6 Sol.
free to try in @raindrop_ai, and available via a new API for training/hosting custom classifiers with Zero Data Retention.
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