The Wasm Component Model on Fastly Compute

compute.wit: what's actually happening under Fastly Compute's SDK

Hello, World: Exporting http-incoming by Hand August 3, 2026
Synthesizing a Response by Hand August 4, 2026
The Body Isn't Part of the Request (or the Response) August 5, 2026
Calling a Backend by Hand August 6, 2026
Dynamic Backends by Hand August 7, 2026
Two Requests at Once, by Hand August 10, 2026
Streaming a Request, by Hand August 11, 2026
Config Store: Configuring a Compute App August 12, 2026
Secret Store: Configuration You Don't Want in a Log Line August 13, 2026
KV Store: Read and Write at the Edge August 14, 2026
KV Store: Metadata and Generation August 15, 2026
Environment: The Interface That Isn't Fastly-Specific At All August 17, 2026
Compute Runtime: Typed Access to Environment Data August 18, 2026
Device Detection: What are Your Visitors Using to Reach You? August 19, 2026
Geo: And Where are Your Visitors From? August 20, 2026
http-downstream: Who's Actually Asking August 21, 2026
http-downstream: What Kind of Connection Is This, Really August 24, 2026
Caching: Three Caches, One Purge Surface August 25, 2026
Core Cache: Insert and Replace August 26, 2026
Core Cache: Transactions August 27, 2026
Core Cache: Reading a Hit August 28, 2026
Core Cache: Write Options August 31, 2026
Purging by Surrogate Key September 1, 2026
Simple Cache, Built by Hand September 2, 2026
Caching: Host Cache vs. Guest Cache September 4, 2026
HTTP Cache: Before the Send September 7, 2026
HTTP Cache: After the Send September 8, 2026
HTTP Cache: Serving Stale Content September 9, 2026
HTTP Cache: Options and Purging September 10, 2026