Slides: Katelyn Lesse – Evolving Claude APIs for Agents, Anthropic

Source Video

Katelyn Lesse – Evolving Claude APIs for Agents, Anthropic

Relationship To World's Fair 2026

These slides are extracted from a public AI Engineer YouTube video connected to World's Fair 2026. Speaker-matched clips are supporting context unless later confirmed as exact session recordings; official livestream recordings are day-level/event-level source material.

Related Scheduled Sessions

Extracted Slides

slide-001.jpg

OCR text:

, a Po

a)

aren F

Ca aa

ae

slide-002.jpg

OCR text:

~'

7 a

oo - - ” a

. ay

‘4

or

; 2

. E

|

slide-003.jpg

OCR text:

@mmeee = How the Claude Developer Platform maximizes

; = intelligence

: 2

ie

Harness Claude's Manage Claude's context Give Claude a computer &

capabilities let it cook

EVOLVING CLAUDE APIS FOR AGENTS

OEP AEEE MIAME «= KATELYN LESSE / Engineering Leader ANTHROP\C

slide-004.jpg

OCR text:

*

EVOLVING CLAUDE APIS FOR AGENTS

OEP EER MIRREN © KATELYN LESSE /énoineering Leader ANTHROP\C

slide-005.jpg

OCR text:

; Extended

a Thinking

EVOLVING CLAUDE APIS FOR AGENTS

CEPR MPMAYIREEE KATELYN LESSE /éncincering leader. ANTHROPAC

slide-006.jpg

OCR text:

®

EVOLVING CLAUDE APIS FOR AGENTS

CEP AEEA MIRREN © KATELYN LESSE /Enoineering Leader, ANTHROP\C

slide-007.jpg

OCR text:

i 7 Context engineering for agents

Possible context to give model Context window

7 : Dt

7 EES 1 Esea- =

‘curation * | mesure

: a! > ge

: : : ‘ |

(eer) 5 Goes “

: : velty

: Gere

' : : Atessoge history :

| Toot : : ‘

ernie gg

Rem ETS SEI LIT coo as! y oe

asinine Sl Lc ane 0) aE

PRISEN TIO 8

f : Weights & Biases i ‘

Google DeepMind 29 ghts&Biases 4 senTRY 2 Daytona Aarize S<goose 7’,

slide-008.jpg

OCR text:

| - ae

alee acu Boul DZ% i Tenex Bloomberg = 4Prevowutic

Google DeepMind BO4j {Pauth®@ €) WorkOS x:Sourcegraph ¢; stigg Weights & Biases

slide-009.jpg

OCR text:

response=client.messages.create(

model="claude-s0nnet-4-5-20250929"

Memory

max_tokens=4896,

messages=[{

"role":"user",

content":Debug why the payment service is timing out"

Laude saves:

Payment servtce uses 3es

retrylogtcLn Paymentcllent.java,

teami

preters clrcuit breakerpattern

ANTHROPIC

AlEngineer

Engineering the future of Al

slide-010.jpg

OCR text:

Skills

AIE

AIE

slide-011.jpg

OCR text:

te

cE

Slide-Derived Subjects To Review

Subject extraction uses video title, related session titles/descriptions, transcript context, and OCR text when available. OCR is best-effort and should be reviewed against the embedded slide images.