Luke Oliff ยท Developer relations
Developer relations, written down.
I'm Luke Oliff, Head of Developer Relations at Speechify. I write about docs, developer communities, and the craft of making APIs easy to build with. Everything I publish lives here.
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Writing
Recent posts.
The latest things I published. Post links live at the root, so they stay short and they stay put.
AI Coding, One Year Later: What August 2025 Didn't See ComingOriginalThrowback Thursday. A year ago the best coding model had 200K context and scored 49% on SWE-bench. Today Claude Fable 5 scores 95% with 1M context. Here's the gap model by model.AI
Open Source Voice Agents Get Real-Time Speech in Hermes v0.20.0OriginalHermes Agent v0.20.0 brings streaming TTS, barge-in, on-device wake words, and pluggable STT/TTS to open source voice agents. Released August 3, 2026.Voice AI
Voice Emotion Control Moves From SSML to PromptsOriginalVoice emotion control is moving to natural language prompts. Kakao's Kanana-o scores 94.50 on the Korean InstructTTSEval benchmark.Voice AI
EU AI Act Voice Watermarking: What TTS Builders Must KnowOriginalEU AI Act voice watermarking rules took effect August 2, 2026. What TTS providers and voice developers must do to stay compliant.Voice AI
WebSocket vs REST TTS APIs for Voice AgentsOriginalChoosing between WebSocket and REST for your streaming TTS API changes your voice agent's latency floor. Here is how to pick the right protocol.TTS