From the team Parasail blog

Product updates, engineering deep dives, and thought leadership from the Parasail team.

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Latest articles

How Parasail built one AI agent for inference operations

The hard part wasn’t putting an AI agent in Slack. It was embedding trusted sources, reviewed calculations, and safe inference-operations workflows.

Building sub-second LLM inference for global AI traffic

A fast model isn’t a fast API. We worked backward from a 600ms p99 budget with Cloudflare Workers at the edge and WireGuard to the GPU.

Faster autoscaling for vLLM: Restoring from snapshots instead of starting cold

Cold-start latency is one of the biggest bottlenecks when scaling inference. Parasail's model snapshotting saves and restores CPU and GPU process state to bring vLLM replicas online 3-5x faster than rebuilding from scratch.

The idle GPU tax: What it is, why it’s getting worse, and how you can fix it

Learn what the idle GPU tax is, what it costs, and how usage-based billing on dedicated endpoints helps you avoid it altogether.

Making an EAGLE fly: How We Got 2.6x Faster LLM Inference (Without Cheating)

We trained a custom EAGLE-3 speculative decoding head for OLMo-3.1-32B-Think and got 2.6x faster inference.

Making Cold Start Latencies go Brrrr: A Multi-pronged Approach (Part 1)

We walk through how we combined fastsafetensors, O_DIRECT, and io_uring to get fast cold-starts and fast warm-starts on the same stack.

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